Professionele roller skating team training. Schaduw van de bovenste weergave. Luchtfoto - Stockfoto’s en -afbeeldingen

View from the drone of boys and children preparing to play group sports

Aerial view of marathon runners on the road

Aerial view from a drone of a group of people doing physical exercise on a jogging track in a stadium

Aerial view from a drone of a group of people doing physical exercise on a jogging track in a stadium

Aerial view from a drone of a group of people doing physical exercise on a jogging track in a stadium

Aerial view of running tracks on the rooftop of a building at a newly-opened kindergarten in Huzhou, east China's Zhejiang province, 17 October 2016

Aerial view from a drone of a group of people doing physical exercise on a jogging track in a stadium