Once a month get new photos and expert tips.
Sea turtles have been swimming in our oceans since the time of the dinosaurs. How much do you know about these shelled swimmers?
* Free the Leatherback * State of the World's Sea Turtles * The Leatherback Trust * CI Sea Turtle Flagship Program
While researching sea turtles in Australia, National Geographic's Crittercam team discovered a surprise in the eating habits of marine creatures.
Go to the shores of Gabon, where five of the world's seven sea turtle species, including this leatherback, come to nest.
Take a photographic journey through Montana and enter for a chance to win a trip for two!
Eighteen percent of the world's population can't get safe drinking water. Test your water knowledge.
Make us your online news source.
Get your daily dose of photos.
Put the sights and sounds of National Geographic on your mobile phone.
It's no stretch to find fun facts on our Kids site!
Whatever your interest, you'll be entertained and educated with our collection of best-selling DVDs.