Tijuca National Park, Rio de Janeiro
Cooling off in Tijuca National Park, the world's largest urban forest.
Tijuca National Park, Rio de Janeiro
Enjoying shade and quiet in Tijuca National Park, a surprising secluded mountain wilderness inside the city.
Tijuca National Park, Rio de Janeiro
Soaking up nature in Tijuca National Park.
Sugar Loaf, Rio de Janeiro
A determined climber takes on Sugar Loaf.
Sugar Loaf, Rio de Janeiro
Climbing Sugar Loaf for a world-class view at the top.
Sugar Loaf, Rio de Janeiro
A curious marmosette peers down from a tree on Sugar Loaf.
Rio de Janeiro
Kayaking in Rio de Janeiro harbor.
Rio de Janeiro
Favorite adventure of the fearless-rock jumping in Rio de Janeiro harbor.
Guanabara beach, Rio de Janeiro
Practice makes perfect-rock climbing at Guanabara beach.
Rio de Janeiro
Getting a breathtaking new perspective on Rio from high in the sky.
Sao Conrado beach, Rio de Janeiro
As high winds whip, a would-be flyer tests his speed wing on Sao Conrado beach.
Two Brothers Mountain, Rio de Janeiro
Flying insects swarm the top of Two Brothers Mountain.
Two Brothers Mountain, Rio de Janeiro
Celebrating sunset with a handstand atop Two Brothers Mountain.
Discovering Rio de Janeiro
National Geographic photographer Stephen Alvarez explore Rio de Janeiro's natural wonders, with Nokia Lumia.