theres a part where they find a old, rotten, wooden staircase, and proceed to fall over and over just like in your vid; odd coincidence but Nic Cage IS a National Treasure, so watch the movie 
theres a part where they find a old, rotten, wooden staircase, and proceed to fall over and over just like in your vid; odd coincidence but Nic Cage IS a National Treasure, so watch the movie