Subscribe Now! National Geographic Magazine $15
Visit our Online Shops

Sign up for free

Newsletters

Once a month
get new photos
and expert tips.

Large Gorgonian Coral/Sea Fan

Photo: Large gorgonian sea fan on a reef wall
A large rust-colored gorgonian sea fan perches against a reef in Micronesia. Small, individual coral polyps fuse together over time to create these impressive fan-shaped colonies, which can grow several feet high.
Photograph by Timothy G. Laman

Earth Topics

SPECIAL ADVERTISING SECTION

Photo: Caernarfon Castle in Wales

Photo Contest

Download a game widget and enter to win!

Photo: Isla Espiritu

Interactive Map

Find unusual vacation spots and journey through Mexico.

Six Degrees Book and DVD

Image: Six Degrees DVD and book

Get an eye-opening warning of the dangers of climate change, one degree at a time.

Support Conservation

Photo: Two penguins

Help conserve the world's natural resources.