Peeking into prehistory from within the ground

Speleo diving is a trip to the underground cosmos, one that exists without us knowing; gnawing the Yucatan peninsula from within; rain carving from above, the ocean caving from the sides.
Speleo diving is a trip to the underground cosmos, one that exists without us knowing; gnawing the Yucatan peninsula from within; rain carving from above, the ocean caving from the sides.