Impossible Builds follows the exploits of pioneering families building extraordinary 'kit homes' in situations where conventional construction techniques prove impossible.

This episode follows a charismatic petrolhead attempting to build a pioneering, eco-home from a kit of parts to house his ten classic cars.

Steve Langstone and his wife Sharon found their perfect plot in some ancient woodland on the side of a lake, where they wanted to construct a home. They found an innovative company that specializes in constructing homes that are technically moveable.

After years traveling through Europe, Iain and Alyson are ready to put down roots. Their search takes them to Inner Hebridean Island of Skye where they purchase a remote half acre plot, but building a traditional house is a challenge.

Delaval and Veronica are restoring 450 acres for conservation and funding it by building a treehouse in Swanton Novers Wood. A Scottish firm constructs it in 7 sections to minimize damage to the woodland habitat on delivery.