Photo Galleries
10 big dot-com flops Remember Pets.com? The Nasdaq is roaring back towards its all-time high. Here are some of the biggest dot-com busts from the last time the Nasdaq topped 5,000. More
The hottest gadgets at Mobile World Congress 2015 Take a look at the devices creating a stir at the world's biggest mobile tech show. More
Star Trek technology that we use today With the death of Leonard Nimoy, the actor who played Star Trek's Spock, we remember his character's legacy: The technology we use every day. More
Special Offer
10 of 10
BACK NEXT
Tim lounges 180 feet above the Negro River in a New Tribe "Tree Boat." These hammocks high above the canopy are also used for overnight camping in the trees. Both Tim and the Tree Boat are secured independently to the tree. This is shot from a close-by branch of the same expansive tree.

More galleries
Last updated March 19 2008: 1:26 PM ET