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.
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.
The second lesson at Ninja Camp USA shows the guys how to use throwing knives and stars. With a stationary silhouette as a target, Gareth can't seem to get anything to stick while Evan proves to have a hidden ninja within.
At the Space Center in Huntsville, Alabama, Evan and Gareth experience an out-of-control space spin in the Multi-Access Trainer for 30 seconds each. Things heat up and the competition is on when Evan tries a full 2 minute spin.
Evan and Gareth begin their time in the northernmost state at the Great Alaskan Lumberjack Show. After mastering the axe throw and sawing through the width of a tree, the wood-chopping really tests them ... for 20 minutes.
For the second day of Navy Seal boot camp, the troops-in-training are put through aquatic tests to see how long they can last in a pool and the ocean. After surviving the water, the guys get to shoot guns and do more push-ups.
At the Mancation Nation Tactical Weapons Experience, Evan and Gareth are guided through a series of shooting challenges, first with a handgun, then with an assault rifle. With some tough love from the mentors, they both improve.
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.