Series 4

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

2014-10-23 • 45 min

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

2014-10-30 • 45 min

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.

2014-11-06 • 45 min

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.

2014-11-13 • 45 min

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

2014-11-20 • 45 min

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.

2014-11-27 • 45 min

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

2014-12-04 • 45 min

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.

2014-12-11 • 45 min

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.

2014-12-18 • 45 min