Last of the Great Unknown
The story of Grand Canyon's hidden slot canyons, the canyoneers who systematically explored their drainages, and the secrets hidden deep within their walls.
- Overview
- Cast
- Crew
- Recommendations
Last of the Great Unknown
- Overview
- Cast
- Crew
- Recommendations
Status
Released
Release Date
Apr 26, 2012
Runtime
0h 22m
Genres
Documentary
User Score
80%
Original Title
Last of the Great Unknown
Director
Dan Ransom
Description
The story of Grand Canyon's hidden slot canyons, the canyoneers who systematically explored their drainages, and the secrets hidden deep within their walls.
