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.

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.