Surviving mountain passes and crossing semi-frozen lakes and rivers, Patrick Sweeney makes it to the last leg of the Iditarod Trail Invitational, one of the craziest bicycle races in the world. Four days of racing across Alaska on a fat bike with little food and barely any sleep has Patrick in a delirious mental state. Will he make it to the finish line? Will he recognize it if he does? How to Finish a Fat-Bike Race Across Alaska like a Pro | Sport & Survival, Ep. 5