Foxnews: Världens största undervattensgrotta?

[Fredrik]

"A pair of cave divers said Monday they have found subterranean passages in Mexico's Yucatan peninsula that constitute the world's longest underwater cave system."

Läs mer på Foxnews:

http://www.foxnews.com/wires/2007Mar05/0,4670,MexicoUnderwaterCave,00.html