Series 4 Episodes
1. Old Railway Carriage and Private Jet
George plans a woodland retreat for less than the price of a family holiday and visits a breathtaking property in Italy
2. UFO House and Floating Pool
George meets a man trying to build a UFO-styled house; a woman making a garden room using material including earth, straw and human hair; and visits a floating swimming pool in Italy
3. Italian Fire Station and Amphibious Crash Pad
The Italian road trip takes in possibly the world's coolest fire station. DIY enthusiasts Ben and Michelle want to build a summer house using disused shipping pallets.
4. Luxury 50s Yacht and Upscale Bothy
George meets newly-weds investing their life savings in a dilapidated yacht. His Italian road trip takes in a stunning tree house, and his wilderness lodge starts to take shape.
5. Signal Box, Glass House and Campervan
George visits a derelict Victorian railway signal box being turned into a garden summer house in Cumbria, a lakeside glass house in Italy, and a VW campervan conversion in Derby
6. Pond, Portable Cabin and Floating Pool
George visits a floating pool in a converted barn in Italy. He meets a couple making a home from portable office cabins and a schoolteacher who found a pond under her garden decking.
7. Glass Lodge, Treehouse and Doctor Who Shed
George visits a spectacular tree house in Scotland, a Doctor Who-inspired shed in Macclesfield and a glass lodge in Italy's Dolomite mountains
8. Fire Engine and Pony Trailer
A 70s fire engine is transformed into a mobile shop. Can a dilapidated pony trailer be made into a holiday retreat? And George and Will reveal their wilderness cabin in all its glory.
9. Christmas Spaces
George visits a flat-pack tin church. There's also a luxury converted chapel, ice carving in a Liverpool wonderland and a catch-up with some of George's best builds of the year.