Caved in Marriage

What happens when you put two complete strangers - sans clothes - in some of the most extreme environments on Earth? Each male-female duo is left with no food, no water, no clothes, and only one survival item each as they attempt to survive on their own.

Couples travel to a tropical paradise where they are forced to decide if they're ready to commit to one another for the rest of their lives. A reboot of the 2001 reality series.

A group of the best survival experts in the world take on an un-survivable situation: 40 days. 40 nights. No food, water or clothes. To survive they'll need to master the environment, pushing far beyond the breaking point. Will even one be able to finish?

Working with leading relationship experts, eight Australian singles are carefully match-made into four married couples, who each meet each other - for the very first time - at their wedding. We'll follow them as they marry, honeymoon, meet the in-laws and set up home, all the while getting to know one another more and more deeply, to see if the matchmakers have got it right and they will have a future together.

Tough and tenacious people are marooned on a tropical island with little more than the clothes on their backs and the drive to be the sole survivor.

Hardcore survivalists are put by themselves in the Vancouver Island wilderness, without camera crews, teams, or producers – on a single mission to stay alive for as long as possible.

Each Challenge pits numerous cast members from past seasons of reality shows against each other, dividing them into two separate teams according to different criteria, such as gender, which show they first appeared on, whether or not they're veterans or rookies on the show, etc. The two teams compete in numerous missions in order to win prizes and advance in the overall game.

Generations have wondered if they could survive being stranded on a desert island. But how would people cope if they had to do it, for real, and with only themselves to rely on? It's a role reversal for Bear Grylls in this adventure series. Instead of himself attempting to survive harsh conditions in a remote location, Grylls abandons groups of British men and women on remote, uninhabited Pacific islands for a month and more. They will be completely alone, filming themselves, and with only the clothes they're wearing and some basic tools. The island may look like paradise but behind the beaches it can be hell on earth. When stripped of all the luxuries and conveniences of 21st-century living, does modern British man still have the spirit and resources to survive?

Fueled by multi-million-dollar businesses and brands, a hidden social circle of successful women have created their own paradise in the majestic mountains of Utah.

8 single women and 8 single men -- attempt to find true love while working together to survive the elements and each other, in an unforgettable island paradise.