'World's Toughest Race: EcoChallenge Fiji', a reboot of the original 'EcoChallenge' series, created by Mark Burnett, is an adventure documentary-based television show premiered on Amazon Prime. The World's Toughest Race takes place over multiple islands in the tropical country of Fiji, spanning a course totaling 671km (3 Iron Man triathlons) and including similar, more extreme events. The 350+ competing athletes, forming into 66 teams, come from 30 countries around the world and vary from first time racers to ex-military veterans to top tier professional athletes.