It seems improbable, but these photographs by Anatoly Beloshchin tell the story of a hidden underwater river in in Mexico’s Yucatan Peninsula called Cenote Angelita or “Little Angel”. While it appears as though the divers are hovering in the air above a small creek, the photos were shot entirely in a submerged cave formed from collapsed limestone bedrock called a cenote. The river itself is actually a sort of illusion due to a phenomenon called a halocline, where waters with different levels of salinity form into layers because of a variation in density. More

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