Season 25, Episode 1: Glacier Caves, Mt Hood's Secret World
Season 25 Episode 2501 | 31m 18s
Mountaineers Brent McGregor and Eddy Cartaya invite the OFG crew on an expedition to film and photograph the largest known glacier cave system in the lower 48 states — located on the Northwest face of Mt. Hood.
Aired: 10/10/13Video has closed captioning.