ATHENS, GREECE - AUGUST 15: Firefighters battle with a wildfire which has been continuing for two days, in Kalamos region of Athens, Greece on August 15, 2017. High winds are driving wildfires near the Greek capital Athens, forcing residents and holidaymakers to flee. More than 20 houses have already been damaged as the blazes, which began on Sunday, burned through pine forests north of the city. Around 150 firefighters, with the help of helicopters and planes, are still battling to contain fires in the coastal areas of Kalamos and Varnava. Ayhan Mehmet / Anadolu Agency