Kevin travels to the rainforests of Belize in Central America, one of the world's wildest places, to meet the Atkinson family, who have made a jungle house from rubbish.

Kevin travels to the foothills of the Andes, to meet a south London family who've quit the daily grind to build a home made of soil in the shadow of an active volcano.

Kevin heads for the Arctic Circle, to meet Richard and Claire, who live in a cabin in the snow-covered forests of north Sweden, where sometimes simply surviving is a challenge.

Kevin journeys five days to a desert island in the Pacific to meet a British family who have moved into the wild for a simpler life. How hard is it living in paradise?