Ready to watch 'Last of the Great Unknown' without the hassle?
Here are some useful notes to know before watching about the documentary flick. Last of the Great Unknown starring Bill Formanek, Todd Martin, Dave Nally, Rich Rudow has a Not Rated rating, a runtime of about 22 min. The release date of the movie is April 26th, 2012. The movie received a user score of 80/100 on TMDb, which was generated using reviews from 1 active users.
Need a fast recap before watching? Here's the plot: "The story of Grand Canyon's hidden slot canyons, the canyoneers who systematically explored their drainages, and the secrets hidden deep within their walls."
Streaming platforms for Last of the Great Unknown haven’t been announced yet. Check back soon for updates on where you can watch it online.