The conclusion for Evan and Gareth's trip to the Huntsville Space Center has arrived: a ride in the "Vomit Comet." Although the title promises queasiness, the guys enjoy the plane's anti-gravity chamber.
In a more informative session, Evan and Gareth become well acquainted with one another's respiratory systems by learning to put life-saving tubes up a man's nose. The twisty task is the week's most uncomfortable experience.
Another weightless experience awaits the guys at the Space Center: one in the Underwater Astronaut Trainer. Evan and Gareth are charged with building a structure in this tank meant to provide the weightless feeling on the moon.
Evan and Gareth climb aboard a crabbing boat in search of the iconic Alaskan king crab. They get too close for comfort when "baiting the pot" but find beauty in soaring bald eagles while they wait to pull in their catch.
Part of being on a ninja team, as the guys are about to learn, is having total trust in your fellow ninjas. Blindfolded, the pair takes turns climbing a tree and jumping for a trapeze, but the V-Walk between trees is even scarier.
With no mastery in the art of lumberjacking, Evan and Gareth attempt the Alaskan obstacle course, which includes climbing a tree with no support and balancing over near-freezing water. When they tie, they must try the rolling log.
In the middle of the Arizona desert, Evan and Gareth get the chance to drive up, over, and around steep rocks and hills in huge rock crawlers. Everything should be fine, as long as they don't flip over... or spill their coffee.
Ninja Camp USA can train any man to bring out his inner ninja. Evan and Gareth embark on the first lesson: hand-to-hand combat. After finding some pressure points in the hand, the two learn how to flip and fall to fend off attack.
Evan and Gareth tackle the most iconic swamp creature: the gator. Together with two gator wrestlers who teach them the basic tricks of the trade, the gang captures one of the beasts in order to transport him to a better location.