On Earth With James Cracknell | Toughest Race

Exotic endurance: Tourism, fitness and theMarathon des Sables

The "Toughest Race" mentioned is the , a 251-km (approx. 156-mile) ultramarathon in the Sahara Desert. Toughest Race On Earth With James Cracknell

: The film follows James Cracknell, a double Olympic gold medalist, as he attempts to finish in the top 50 of the MdS. Exotic endurance: Tourism

The reference to a "paper" in relation to refers to an academic journal article titled "Exotic endurance: Tourism, fitness and the Marathon des Sables" by Debbie Lisle. The Academic Paper a double Olympic gold medalist