Subscribe Now! National Geographic Magazine $15
Home
Animals
Daily News
Environment
Green Guide
History
Kids
Maps
Music
Photography
Science & Space
Travel & Cultures
Video
National Geographic Magazine
National Geographic Channel
Magazines
Shop
Subscriptions
TV & Film
Travel With Us
Our Mission
Visit our Online Shops
Books & Atlases
Clothing & Accessories
DVDs
Maps
Catalog Quick Shop

Sign up for free

Newsletters

Once a month
get new photos
and expert tips.

Sign up

Horsetail Fossil
Photo: Horsetail fossil
WALLPAPER
Perfectly preserved for more than 300 million years, a horsetail carries secrets from the Carboniferous period. Primitive vascular plants, horsetails (genus Equisetum) are often found in coal deposits.
Photograph by John Cancalosi/Alamy

Prehistoric World Topics

SPECIAL ADVERTISING SECTION
Photo: Hot spring in Ethiopia's Danakil Depression

Pathways to a Greener World

Join the climate conversation.
2008 Grand Prize Winner

Photo Gallery

See who won this year’s grand prize trip to the Grand Canyon!

Buy Dinosaur Prints
Image: A dinosaur

Choose from thousands of National Geographic images.

Shop Now

Buy Sea Monsters Book
Photo: Sea Monsters movie poster

Dive into swarming prehistoric seas with the companion book to the movie Sea Monsters.

Shop Now