Earth Day 2011: 21 Places To Go Before They Disappear
Waterfronts of some of the world's biggest cities, including London, New York, Chicago and Bangkok are in danger of being engulfed by flooding if water temperatures rise by only a few degrees. The world's forests, lakes and coral are severely threatened by global warming.
The entire nation – yes, the ENTIRE nation, of Tuvalu could disappear into the Pacific Ocean.
100 Places looks at places on all seven continents that people should visit before they're no longer there.
Take a look at some of the photos below.
All photos from Getty Images Ltd. Book available from Abrams Publishing on May 1st for $24.95.