1 Season
8 Episode
Showdown of the Unbeatables - Season 1 Episode 1 Rock Breaker vs. Safe (2014)
In an ultimate showdown, can a nearly impenetrable safe withstand a two-story-tall superjackhammer?
- Country : United States of America
- Genre : Reality
- Studio : National Geographic
- Director :
- Cast : Brian Unger, Zane Lamprey