16 August 2019, Rhineland-Palatinate, F?hren: The participants of the biggest hot-air balloon meeting in Rhineland-Palatinate prepare their balloons for the start. Around 20,000 visitors are expected to attend the two-day event, during which dozens of balloons will take off simultaneously. Photo: Harald Tittel/dpa

16 August 2019, Rhineland-Palatinate, F?hren: Participants of the biggest hot-air balloon meeting in Rhineland-Palatinate start. Around 20,000 visitors are expected to attend the two-day event, during which dozens of balloons will take off simultaneously. Photo: Harald Tittel/dpa

16 August 2019, Rhineland-Palatinate, F?hren: Participants of the biggest hot-air balloon meeting in Rhineland-Palatinate float in the sky. Around 20,000 visitors are expected to attend the two-day event, during which dozens of balloons will take off simultaneously. Photo: Harald Tittel/dpa

16 August 2019, Rhineland-Palatinate, F?hren: Participants of the biggest hot-air balloon meeting in Rhineland-Palatinate float in the sky. Around 20,000 visitors are expected to attend the two-day event, during which dozens of balloons will take off simultaneously. Photo: Harald Tittel/dpa

16 August 2019, Rhineland-Palatinate, F?hren: Participants of the biggest hot-air balloon meeting in Rhineland-Palatinate float in the sky. Around 20,000 visitors are expected to attend the two-day event, during which dozens of balloons will take off simultaneously. Photo: Harald Tittel/dpa

16 August 2019, Rhineland-Palatinate, F?hren: Participants of the biggest hot-air balloon meeting in Rhineland-Palatinate float in the sky. Around 20,000 visitors are expected to attend the two-day event, during which dozens of balloons will take off simultaneously. Photo: Harald Tittel/dpa

16 August 2019, Rhineland-Palatinate, F?hren: Participants of the biggest hot-air balloon meeting in Rhineland-Palatinate float in the sky. Around 20,000 visitors are expected to attend the two-day event, during which dozens of balloons will take off simultaneously. Photo: Harald Tittel/dpa

16 August 2019, Rhineland-Palatinate, F?hren: Participants of the biggest hot-air balloon meeting in Rhineland-Palatinate float in the sky. Around 20,000 visitors are expected to attend the two-day event, during which dozens of balloons will take off simultaneously. Photo: Harald Tittel/dpa

16 August 2019, Rhineland-Palatinate, F?hren: Participants of the biggest hot-air balloon meeting in Rhineland-Palatinate start. Around 20,000 visitors are expected to attend the two-day event, during which dozens of balloons will take off simultaneously. Photo: Harald Tittel/dpa