What happens when a professional skier/cliff jumper decides to start a trail running series? Well, let's just say running isn't the main focus. The Cirque Series in the brain child of famous cliff-jumper Julian Carr, and takes place on some of the most well-known ski resorts around the West. Producer Claire Jones sets off to learn more about the series and Julian, which leads her down a path to answer one question: What on earth draws people to run up and down 3000 vertical feet?