Photo of the Day
Each day, we highlight one extraordinary photograph from National Geographic. Check out more of our photos here.
emperor penguins swimming in the waters of Antarctica
October 29, 2012 | Emperor Penguins, Antarctica
This Month in Photo of the Day: National Geographic Magazine Features
Emperor penguins are Olympian swimmers, capable of diving to 1,750 feet and remaining underwater 20 minutes on a single breath. "I was mesmerized by their beautiful bubble trails," says Nicklen, who braved 28°F water to capture these images.
See more pictures from the November 2012 feature story "Escape Velocity."
See Paul Nicklen's winning image from the 2012 Wildlife Photographer of the Year competition »
See pictures from Paul Nicklen's Polar Obsession »