Tourists, arrive at Nikos Kazatzakis International Airport in Heraklion, Crete island, Greece, on Wednesday, July 1, 2020. The passengers most of them from Germany who came from Hamburg, with the first international flight to arrive in the island. Regional airports across Greece, including their tourist destination islands, began accepting direct international flights again on Wednesday, for the first time since flights were banned as part of the country's lockdown to prevent the spread of the coronavirus. (AP Photo/ Harry Nakos )

Tourists, arrive at Nikos Kazatzakis International Airport in Heraklion, Crete island, Greece, on Wednesday, July 1, 2020. The passengers most of them from Germany who came from Hamburg, with the first international flight to arrive in the island. Regional airports across Greece, including their tourist destination islands, began accepting direct international flights again on Wednesday, for the first time since flights were banned as part of the country's lockdown to prevent the spread of the coronavirus. (AP Photo/ Harry Nakos )

Tourists, arrive at Nikos Kazatzakis International Airport in Heraklion, Crete island, Greece, on Wednesday, July 1, 2020. The passengers most of them from Germany who came from Hamburg, with the first international flight to arrive in the island. Regional airports across Greece, including their tourist destination islands, began accepting direct international flights again on Wednesday, for the first time since flights were banned as part of the country's lockdown to prevent the spread of the coronavirus. (AP Photo/ Harry Nakos )

A bus diver stands in front of his vehicle as as tourists wearing masks wave from a bus after their arrival at Nikos Kazatzakis International Airport in Heraklion, Crete island, Greece, on Wednesday, July 1, 2020. The passengers most of them from Germany who came from Hamburg, with the first international flight to arrive in the island. Regional airports across Greece, including their tourist destination islands, began accepting direct international flights again on Wednesday, for the first time since flights were banned as part of the country's lockdown to prevent the spread of the coronavirus. (AP Photo/ Harry Nakos )

Tourists wearing masks arrive at Nikos Kazatzakis International Airport in Heraklion, Crete island, Greece, on Wednesday, July 1, 2020. The passengers most of them from Germany came from Hamburg, with the first international flight that arrive in the island. Regional airports across Greece, including their tourist destination islands, began accepting direct international flights again on Wednesday, for the first time since flights were banned as part of the country's lockdown to prevent the spread of the coronavirus. (AP Photo/ Harry Nakos )

Tourists, arrive at Nikos Kazatzakis International Airport in Heraklion, Crete island, Greece, on Wednesday, July 1, 2020. The passengers most of them from Germany who came from Hamburg, with the first international flight to arrive in the island. Regional airports across Greece, including their tourist destination islands, began accepting direct international flights again on Wednesday, for the first time since flights were banned as part of the country's lockdown to prevent the spread of the coronavirus. (AP Photo/ Harry Nakos )

A tourist reacts as she arrives with others at Nikos Kazatzakis International Airport in Heraklion, Crete island, Greece, on Wednesday, July 1, 2020. The passengers most of them from Germany who came from Hamburg, with the first international flight to arrive in the island. Regional airports across Greece, including their tourist destination islands, began accepting direct international flights again on Wednesday, for the first time since flights were banned as part of the country's lockdown to prevent the spread of the coronavirus. (AP Photo/ Harry Nakos )

Tourists arrive at Nikos Kazatzakis International Airport in Heraklion, Crete island, Greece, on Wednesday, July 1, 2020. The passengers most of them from Germany who came from Hamburg, with the first international flight to arrive in the island. Regional airports across Greece, including their tourist destination islands, began accepting direct international flights again on Wednesday, for the first time since flights were banned as part of the country's lockdown to prevent the spread of the coronavirus. (AP Photo/ Harry Nakos )

Firefighters salute a Robinson Airlines plane with water spraying as the first International flight coming from Hamburg, Germany, arrives at Nikos Kazatzakis Airport in Heraklion, Crete island, Greece, on Wednesday, July 1, 2020. Regional airports across Greece, including their tourist destination islands, began accepting direct international flights again on Wednesday, for the first time since flights were banned as part of the country's lockdown to prevent the spread of the coronavirus. (AP Photo/ Harry Nakos )

Tourists, arrive at Nikos Kazatzakis International Airport in Heraklion, Crete island, Greece, on Wednesday, July 1, 2020. The passengers most of them from Germany who came from Hamburg, with the first international flight to arrive in the island. Regional airports across Greece, including their tourist destination islands, began accepting direct international flights again on Wednesday, for the first time since flights were banned as part of the country's lockdown to prevent the spread of the coronavirus. (AP Photo/ Harry Nakos )

Tourists arrive at Nikos Kazatzakis International Airport in Heraklion, Crete island, Greece, on Wednesday, July 1, 2020. The passengers most of them from Germany who came from Hamburg, with the first international flight to arrive in the island. Regional airports across Greece, including their tourist destination islands, began accepting direct international flights again on Wednesday, for the first time since flights were banned as part of the country's lockdown to prevent the spread of the coronavirus. (AP Photo/ Harry Nakos )

Passengers of a flight from Budapest wearing protective face masks arrive at the Corfu Airport Ioannis Kapodistrias on Corfu Island on July 1, 2020, on its reopening day following months of closure due to the sanitary measures taken to curb the spread of the Covid-19 disease caused by the novel coronavirus. - Greece on July 1, 2020 reopened flights to its flagship island destinations as it raced to salvage a portion of the annual tourism season that is vital to its economy. (Photo by ANGELOS TZORTZINIS / AFP)

Passengers of a flight from Budapest wearing protective face masks arrive at the Corfu Airport Ioannis Kapodistrias on Corfu Island on July 1, 2020, on its reopening day following months of closure due to the sanitary measures taken to curb the spread of the Covid-19 disease caused by the novel coronavirus. - Greece on July 1, 2020 reopened flights to its flagship island destinations as it raced to salvage a portion of the annual tourism season that is vital to its economy. (Photo by ANGELOS TZORTZINIS / AFP)

Passengers of a flight from Budapest wearing protective face masks arrive at the Corfu Airport Ioannis Kapodistrias on Corfu Island on July 1, 2020, on its reopening day following months of closure due to the sanitary measures taken to curb the spread of the Covid-19 disease caused by the novel coronavirus. - Greece on July 1, 2020 reopened flights to its flagship island destinations as it raced to salvage a portion of the annual tourism season that is vital to its economy. (Photo by ANGELOS TZORTZINIS / AFP)

Passengers of a flight from Budapest wearing protective face masks arrive at the Corfu Airport Ioannis Kapodistrias on Corfu Island on July 1, 2020, on its reopening day following months of closure due to the sanitary measures taken to curb the spread of the Covid-19 disease caused by the novel coronavirus. - Greece on July 1, 2020 reopened flights to its flagship island destinations as it raced to salvage a portion of the annual tourism season that is vital to its economy. (Photo by ANGELOS TZORTZINIS / AFP)

Passengers of a flight from Budapest wearing protective face masks arrive at the Corfu Airport Ioannis Kapodistrias on Corfu Island on July 1, 2020, on its reopening day following months of closure due to the sanitary measures taken to curb the spread of the Covid-19 disease caused by the novel coronavirus. - Greece on July 1, 2020 reopened flights to its flagship island destinations as it raced to salvage a portion of the annual tourism season that is vital to its economy. (Photo by ANGELOS TZORTZINIS / AFP)

Passengers of a flight from Budapest wearing protective face masks arrive at the Corfu Airport Ioannis Kapodistrias on Corfu Island on July 1, 2020, on its reopening day following months of closure due to the sanitary measures taken to curb the spread of the Covid-19 disease caused by the novel coronavirus. - Greece on July 1, 2020 reopened flights to its flagship island destinations as it raced to salvage a portion of the annual tourism season that is vital to its economy. (Photo by ANGELOS TZORTZINIS / AFP)

Passengers of a flight from Frankfurt wearing protective face masks arrive at the Corfu Airport Ioannis Kapodistrias on Corfu Island on July 1, 2020, on its reopening day following months of closure due to the sanitary measures taken to curb the spread of the Covid-19 disease caused by the novel coronavirus. - Greece on July 1, 2020 reopened flights to its flagship island destinations as it raced to salvage a portion of the annual tourism season that is vital to its economy. (Photo by ANGELOS TZORTZINIS / AFP)

Passengers of a flight from Budapest wearing protective face masks arrive at the Corfu Airport Ioannis Kapodistrias on Corfu Island on July 1, 2020, on its reopening day following months of closure due to the sanitary measures taken to curb the spread of the Covid-19 disease caused by the novel coronavirus. - Greece on July 1, 2020 reopened flights to its flagship island destinations as it raced to salvage a portion of the annual tourism season that is vital to its economy. (Photo by ANGELOS TZORTZINIS / AFP)

A man hugs his children upon their arrival of a flight from Frankfurt at the Corfu Airport Ioannis Kapodistrias on Corfu Island on July 1, 2020, on its reopening day following months of closure due to the sanitary measures taken to curb the spread of the Covid-19 disease caused by the novel coronavirus. - Greece on July 1, 2020 reopened flights to its flagship island destinations as it raced to salvage a portion of the annual tourism season that is vital to its economy. (Photo by ANGELOS TZORTZINIS / AFP)

Passengers of a flight from Frankfurt wearing protective face masks arrive at the Corfu Airport Ioannis Kapodistrias on Corfu Island on July 1, 2020, on its reopening day following months of closure due to the sanitary measures taken to curb the spread of the Covid-19 disease caused by the novel coronavirus. - Greece on July 1, 2020 reopened flights to its flagship island destinations as it raced to salvage a portion of the annual tourism season that is vital to its economy. (Photo by ANGELOS TZORTZINIS / AFP)

A woman sunbaths on a pier at the beach in the island of Corfu on July 1, 2020 as the island welcomes its first tourists after months of closure due to the spread of the Covid-19 disease caused by the novel coronavirus. - Greece on July 1, 2020 reopened flights to its flagship island destinations as it raced to salvage a portion of the annual tourism season that is vital to its economy. (Photo by ANGELOS TZORTZINIS / AFP)

A woman walks near a beach in old town of Corfu island on July 1, 2020 as the island welcomes its first tourists after months of closure due to the spread of the Covid-19 disease caused by the novel coronavirus. - Greece on July 1, 2020 reopened flights to its flagship island destinations as it raced to salvage a portion of the annual tourism season that is vital to its economy. (Photo by ANGELOS TZORTZINIS / AFP)

People swim near a pier in the island of Corfu on July 1, 2020 as the island welcomes its first tourists after months of closure due to the spread of the Covid-19 disease caused by the novel coronavirus. - Greece on July 1, 2020 reopened flights to its flagship island destinations as it raced to salvage a portion of the annual tourism season that is vital to its economy. (Photo by ANGELOS TZORTZINIS / AFP)

People stand in front of the Old Fortress in old town of Corfu island on July 1, 2020 as the island welcomes its first tourists after months of closure due to the spread of the Covid-19 disease caused by the novel coronavirus. - Greece on July 1, 2020 reopened flights to its flagship island destinations as it raced to salvage a portion of the annual tourism season that is vital to its economy. (Photo by ANGELOS TZORTZINIS / AFP)

People walk in an alley in old town of Corfu island on July 1, 2020 as the island welcomes its first tourists after months of closure due to the spread of the Covid-19 disease caused by the novel coronavirus. - Greece on July 1, 2020 reopened flights to its flagship island destinations as it raced to salvage a portion of the annual tourism season that is vital to its economy. (Photo by ANGELOS TZORTZINIS / AFP)

People swim at the Channel of Love beach also known as Canal d'amour on July 1, 2020 as the island welcomes its first tourists after months of closure due to the spread of the Covid-19 disease caused by the novel coronavirus. - Greece on July 1, 2020 reopened flights to its flagship island destinations as it raced to salvage a portion of the annual tourism season that is vital to its economy. (Photo by ANGELOS TZORTZINIS / AFP)

People swim at the Channel of Love beach also known as Canal d'amour on July 1, 2020 as the island welcomes its first tourists after months of closure due to the spread of the Covid-19 disease caused by the novel coronavirus. - Greece on July 1, 2020 reopened flights to its flagship island destinations as it raced to salvage a portion of the annual tourism season that is vital to its economy. (Photo by ANGELOS TZORTZINIS / AFP)

People swim at the Channel of Love beach also known as Canal d'amour on July 1, 2020 as the island welcomes its first tourists after months of closure due to the spread of the Covid-19 disease caused by the novel coronavirus. - Greece on July 1, 2020 reopened flights to its flagship island destinations as it raced to salvage a portion of the annual tourism season that is vital to its economy. (Photo by ANGELOS TZORTZINIS / AFP)

People swim at the Channel of Love beach also known as Canal d'amour on July 1, 2020 as the island welcomes its first tourists after months of closure due to the spread of the Covid-19 disease caused by the novel coronavirus. - Greece on July 1, 2020 reopened flights to its flagship island destinations as it raced to salvage a portion of the annual tourism season that is vital to its economy. (Photo by ANGELOS TZORTZINIS / AFP)

People walk near the Corfu port on July 1, 2020 in the island of Corfu, as the island welcomes its first tourists after months of closure due to the spread of the Covid-19 disease caused by the novel coronavirus. - Greece on July 1, 2020 reopened flights to its flagship island destinations as it raced to salvage a portion of the annual tourism season that is vital to its economy. (Photo by ANGELOS TZORTZINIS / AFP)

This picture taken on July 1, 2020 on Corfu Island shows the Eva Palace hotel which will not open in the current tourism season, as the island welcomes its first tourists after months of closure due to the spread of the Covid-19 disease caused by the novel coronavirus. - Greece on July 1, 2020 reopened flights to its flagship island destinations as it raced to salvage a portion of the annual tourism season that is vital to its economy. (Photo by ANGELOS TZORTZINIS / AFP)

This picture taken on July 1, 2020 on Corfu Island shows the ?mperial hotel which will not open in the current tourism season, as the island welcomes its first tourists after months of closure due to the spread of the Covid-19 disease caused by the novel coronavirus. - Greece on July 1, 2020 reopened flights to its flagship island destinations as it raced to salvage a portion of the annual tourism season that is vital to its economy. (Photo by ANGELOS TZORTZINIS / AFP)

A man sunbaths at the Glyfada beach in the island of Corfu on July 1, 2020 as the island welcomes its first tourists after months of closure due to the spread of the Covid-19 disease caused by the novel coronavirus. - Greece on July 1, 2020 reopened flights to its flagship island destinations as it raced to salvage a portion of the annual tourism season that is vital to its economy. (Photo by ANGELOS TZORTZINIS / AFP)

People swim at the Glyfada beach in the island of Corfu on June 30, 2020 as the island welcomes its first tourists after months of closure due to the spread of the Covid-19 disease caused by the novel coronavirus. - Greece on July 1, 2020 reopened flights to its flagship island destinations as it raced to salvage a portion of the annual tourism season that is vital to its economy. (Photo by ANGELOS TZORTZINIS / AFP)

People swim at the Glyfada beach in the island of Corfu on June 30, 2020 as the island welcomes its first tourists after months of closure due to the spread of the Covid-19 disease caused by the novel coronavirus. - Greece on July 1, 2020 reopened flights to its flagship island destinations as it raced to salvage a portion of the annual tourism season that is vital to its economy. (Photo by ANGELOS TZORTZINIS / AFP)

People stand next to sunbeds on the Glyfada beach in the island of Corfu on June 30, 2020 as the island welcomes its first tourists after months of closure due to the spread of the Covid-19 disease caused by the novel coronavirus. - Greece on July 1, 2020 reopened flights to its flagship island destinations as it raced to salvage a portion of the annual tourism season that is vital to its economy. (Photo by ANGELOS TZORTZINIS / AFP)

People swim at the beach in the island of Corfu on June 30, 2020 as the island welcomes its first tourists after months of closure due to the spread of the Covid-19 disease caused by the novel coronavirus. - Greece on July 1, 2020 reopened flights to its flagship island destinations as it raced to salvage a portion of the annual tourism season that is vital to its economy. (Photo by ANGELOS TZORTZINIS / AFP)

People play music at the beach in the island of Corfu on June 30, 2020 as the island welcomes its first tourists after months of closure due to the spread of the Covid-19 disease caused by the novel coronavirus. - Greece on July 1, 2020 reopened flights to its flagship island destinations as it raced to salvage a portion of the annual tourism season that is vital to its economy. (Photo by ANGELOS TZORTZINIS / AFP)

A woman speaks on a mobile phone in old town of Corfu island on June 30, 2020 as the island welcomes its first tourists after months of closure due to the spread of the Covid-19 disease caused by the novel coronavirus. - Greece on July 1, 2020 reopened flights to its flagship island destinations as it raced to salvage a portion of the annual tourism season that is vital to its economy. (Photo by ANGELOS TZORTZINIS / AFP)

People walks in the alleys in old town of Corfu island on June 30, 2020 as the island welcomes its first tourists after months of closure due to the spread of the Covid-19 disease caused by the novel coronavirus. - Greece on July 1, 2020 reopened flights to its flagship island destinations as it raced to salvage a portion of the annual tourism season that is vital to its economy. (Photo by ANGELOS TZORTZINIS / AFP)

A man prepares his shop in old town of Corfu island on June 30, 2020 as the island welcomes its first tourists after months of closure due to the spread of the Covid-19 disease caused by the novel coronavirus. - Greece on July 1, 2020 reopened flights to its flagship island destinations as it raced to salvage a portion of the annual tourism season that is vital to its economy. (Photo by ANGELOS TZORTZINIS / AFP)

A couple sit on a bench in old town of Corfu island on June 30, 2020 as the island welcomes its first tourists after months of closure due to the spread of the Covid-19 disease caused by the novel coronavirus. - Greece on July 1, 2020 reopened flights to its flagship island destinations as it raced to salvage a portion of the annual tourism season that is vital to its economy. (Photo by ANGELOS TZORTZINIS / AFP)

People walk in front of the Municipal Art Gallery in Corfu in the island of Corfu on June 30, 2020 as the island welcomes its first tourists after months of closure due to the spread of the Covid-19 disease caused by the novel coronavirus. - Greece on July 1, 2020 reopened flights to its flagship island destinations as it raced to salvage a portion of the annual tourism season that is vital to its economy. (Photo by ANGELOS TZORTZINIS / AFP)

This picture taken on June 30, 2020 in the island of Corfu shows a statue of Frederick North, 5th Earl of Guilford, the founder of the first modern Greek university in Corfu, as the island welcomes its first tourists after months of closure due to the spread of the Covid-19 disease caused by the novel coronavirus. - Greece on July 1, 2020 reopened flights to its flagship island destinations as it raced to salvage a portion of the annual tourism season that is vital to its economy. (Photo by ANGELOS TZORTZINIS / AFP)

People enjoy the sunset as they walk on the rocks in the port of the Greek island of Corfu, on June 30, 2020, as the island welcomes its first tourists after months of closure due to the spread of the Covid-19 disease caused by the novel coronavirus. - Greece on July 1, 2020 reopened flights to its flagship island destinations as it raced to salvage a portion of the annual tourism season that is vital to its economy. (Photo by ANGELOS TZORTZINIS / AFP)

This picture taken on July 30, 2020 on Corfu Island shows a note at the entrance of a shop, as the island welcomes its first tourists after months of closure due to the spread of the Covid-19 disease caused by the novel coronavirus. - Greece on July 1, 2020 reopened flights to its flagship island destinations as it raced to salvage a portion of the annual tourism season that is vital to its economy. (Photo by ANGELOS TZORTZINIS / AFP)