Photo of the Day

Man floating in sunlit cave pool
March 22, 2010

Xkeken Cenote, Mexico

This Month in Photo of the Day: National Geographic Magazine Features The Maya believed natural wells, such as the Xkeken cenote in Mexico’s Yucatán, led to the underworld. See more photographs from the April 2010 feature story "Sacred Waters."
Photograph by John Stanmeyer, National Geographic

Go Further

Subscriber Exclusive Content

See how NASA’s new Mars rover will explore the red planet

Why are people so dang obsessed with Mars?

How viruses shape our world

The era of greyhound racing in the U.S. is coming to an end

See how people have imagined life on Mars through history