Photo of the Day

A trail of bubbles follows some scuba divers in the Indian Ocean
December 16, 2019

Equator Swimmers

Divers swim in the Indian Ocean as a part of one of Jacques Cousteau's expeditions in the 1950's. The water is colored by a dye that will help the divers find their way back to the boat—Cousteau's famous Calypso.

Photograph by Luis Marden, National Geographic
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