Mystery Caves Of Guangxi
8.0 / 10
(1 votes)
Why is a small region of China home to an extraordinary number of giant holes containing vast, little explored subterranean forests? One professor is on a dangerous mission to find out.
- Country:
- Genre:
Documentary
- Duration:
45 minutes
- Year:
2012
- Company:
National Geographic
- Cast:
Himself - Narrator
- Crew: