Neutral footage of two gliders in flight. They are flying over the city of Rio de Janeiro, Brazil (the megalopolis is not ide.jpgiable). A hang-glider flying in front of a mountain. A hang-glider in the sky. A hang-glider in flight. A hang-glider flying over the city of Rio de Janeiro, Brazil. A hang-glider flying over a tropical forest. Keywords: BRAZIL,GLIDER,RIO DE JANEIRO