Trailer of 2nd documentary on La Ultra - The High

Six runners from around the globe join to take on the high altitude ultra-marathon that is becoming known as one of the toughest races on earth. In their efforts to complete the 137-mile course, over two of the highest motorable passes in the world they will fend off pulmonary edema, hypothermia, and fatigue and between each of them only one can finish first but all will suffer, in ULTRA HIGH.