Boundless - Season 1 - Eps 6: United States: Spinning Wheels
Taking their love of climbing, canyoneering and mountain biking to the extreme, Simon and Turbo head to Hurricane, Utah, to compete in the annual “Six Hours of Frog Hollow” bike race. The 12.8-mile looping course winds perilously through gaping canyons, alongside sheer cliff drops and over large boulders – presenting huge challenges for both guys, and a near catastrophic accident for Turbo.
About Boundless

Title: Boundless
First Air Date: 2013-09-25
Last Air Date: 2016-06-14
Status: Ended
Rating: 9/10 (from 1 votes)
Language: EN
Seasons: 3
Total Episodes: 31
Network: Esquire Network
Genres: Documentary, Reality
Production Companies: Henry Less Productions
Synopsis
Two ultra athletes. Five months. Eight of the toughest endurance races in the world. With the globe as their playground, friends and fierce competitors Simon Donato and Paul “Turbo” Trebilcock aim to prove that boundaries are meant to be broken. The docuseries chronicles both pain and triumph as Turbo and Simon climb, run and bike up anything they can find over five straight months of extreme challenges. Will they finish all eight races and make it through this ultimate test of mind, body and spirit?