George is joined by his friend, master craftsman Will Hardie, to explore the best of Iceland's architecture, from a cool, contemporary lake house and a traditional home made of turf to a treetop hotel room inspired by a Christmas bauble and a stunning, modernist build in the snowy wilderness. Along the way, the design duo also get to grips with mysterious elves, majestic horses, geothermal baths and wild camping.

George looks back at his first ever big build, in which he enlisted the help of friend and design guru Will Hardie to convert a dilapidated 1970s caravan bought for £300 into a stylish holiday home for him and his children. Along the way, George takes inspiration from other ingenious caravan and self-build conversions, including lovingly restored gypsy wagons - and to make the most of the space, he even comes up with a sofa that doubles up as a bath.

George looks back at arguably his most ambitious project, when he and Will Hardie built a 360-degree, gravity-defying, rotating home inspired by vintage sci-fi comics. In search of inspiration for this seemingly impossible challenge, George goes to Holland, Germany and the local fairground.

The architect meets Tim, who plans to make a barn out of discarded windows and old driftwood, and novice builder Mandy, who is creating a retirement home in a minivan for her and her cat. Also, George and Will Hardie finally finish their Victorian-inspired observatory.

The architect meets Chris and Jodie, who are turning a broken-down camper into a cross between a mini HGV and a caravan. A couple reinvent a broken railway carriage as a rustic retreat, and for their observatory, George and Will Hardie learn how to take photos with a beer can.

The architect meets master craftsman Paul, who has muscular dystrophy and is saving a Victorian circus wagon. George also finds out about a grain store being re-imagined as a festival bar, discovers a small hotel disguised as a tree and a camping pod that looks like a giant conker.

Architect George Clarke delves into the world of ingenious small builds, meeting people creating places to live, work and play in the most unlikely of places. Here he meets a couple who turned an old fire engine into a bar to raise money for firefighters' charities and a 23-year-old who built a shepherd's hut from scratch, including the nuts and bolts. George also visits an extraordinary home in Chile and Will Hardie builds a telescope.

George is joined by designer, craftsman and maker Will Hardie on trips to Norway, Finland, the Alps and Canada to check out some amazing winter designs - from ice hotels to stunning modern homes. Along the way, the duo build an igloo, race toboggans, feed reindeer and dodge a bear.

Architect George Clarke delves into the world of small builds, meeting people taking tiny, unpromising spaces and creating innovative and exciting places to live, work and play. In the fourth episode of this ninth season, George is amazed by a couple's plan to turn a coach into a mobile home, complete with a garage for their treasured Mini. He also meets a pilot who has created a garden den from a small plane. Elsewhere, George's observatory build takes him to one of the world's largest telescopes.

Architect George Clarke delves into the world of small builds, meeting people taking tiny, unpromising spaces and creating places to live, work and play, demonstrating how big dreams can be achieved in small and affordable places. In the third episode, George meets a couple crafting a magical den for their toddler with a helping hand from a grandparent, while an aircraft technician turns a jet engine's housing into a unique camper. Elsewhere in Chile, George discovers some lip-smacking designs in a winery.

Architect George Clarke delves into the world of small builds, meeting people taking tiny, unpromising spaces and creating places to live, work and play. In the second episode, George meets a mother determined to turn a broken shed into a three-room haven for her family, and a young couple trying to create a luxury home on a houseboat. Elsewhere in Chile, George visits a stunning temple, before returning home to continue building work on his observatory.

Architect George Clarke delves into the world of small builds, meeting people taking tiny, unpromising spaces and creating places to live, work and play. In the first episode of a new series, George meets a couple who are creating a disappearing bathroom and a man squeezing a camper into a Reliant Robin. He also discovers Chile's stunning architecture, and plans his hardest-ever build, an observatory.