Cave pool. Cave explorer crouching next to the crystal-clear waters of a gour pool deep underground. Photographed in the Teca cave in the Ario region

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Cave pool. Cave explorer crouching next to the crystal-clear waters of a gour pool deep underground. Photographed in the Teca cave in the Ario region of the Picos de Europa (Peaks of Europe) mountains, inland from the north-western coast of Spain.

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Size: 5349px × 3307px
Photo credit: © ROBBIE SHONE/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

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