Rene Murad

Competitors from across the globe battle for national pride and $200,000; seven elite pairs from Australia, Brazil, Mexico and the USA enter the Olympics of Survival; over 40 days in Africa's Zululand, teams must survive apex predators, and each other.

Alana Barfield and Keith Busch attempt to survive on a Fijian island with minimal water and little food.

As the end approaches, health problems and emotional exhaustion put participants at risk. Not everyone will be able to make it to the end.

A heat wave hits the tribes, and the lack of food forces the survivalists to take even greater risks to stay in the challenge.

Ten survival experts are abandoned naked in an inhospitable Colombian savannah. After going through the awkward moment of meeting without clothes, each couple begins their journey that should last 21 days.

Extremely weak, the participants get to the final stage of the challenge; the journey to the extraction point is long and plagued by difficulties.