Yab Yum | Searching The Maya Underworld - Part III

GoPro presents Searching The Maya Underworld. Robbie takes us to his biggest discovery yet, the giant sinkhole, Yab Yum. This massive underground pit features a stunning array of stalagmites, stalactites, and other geological wonders. Guillermo and fellow archaeologist Dante Garcia join the dive crew to survey the bottom of the cave. Once there, they find an array of bear remains from the Ice Age.