Grand Designs: Trade Secrets: The Underground House

22mAired 2008-01-16

Naomi Cleaver, Tom Dykhoff, Kevin McCloud and Deborah Saunt explore the underground world of earth shelters and explain why you can't afford to stay in the dark when it comes to lighting.

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Grand Designs: Trade Secrets: The Underground House

The Underground House

The Decagon House

The Modernist Sugar Cube

The Gothic House

The Lime Kiln House

The Bath Kit House

Masseria Impisi: An Artists' Retreat

The Wooden Box

Customised German Kit House

The Victorian Threshing Barn

The Underground House

The Hi Tech Bungalow