The National Finals in Vegas conclude on the final stages of Mt. Midoriyama. Stage 2 features the Rope Jungle, Double Salmon Ladder, Unstable Bridge, Butterfly Wall, Metal Spin, and Wall Lift. Stage 3 includes the Cannonball Incline, Doorknob Grasper, Floating Boards, Ultimate Cliffhanger, Propeller Bar, Hang Climb, Spider Flip, and Flying Bars. If anyone can reach Stage 4 and conquer it, they will earn $500,000 and the title of "American Ninja Warrior." (thetvdb.com)