

Series
Building the Impossible
Documentary
Presenter Rob Bell takes us on a voyage around Britain and Ireland to reveal the hidden secrets that make offshore lighthouses such extraordinary feats of engineering.
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Seasons & episodes
1The Eddystone Rock15 Mar 2020 · 43mRob Bell explores the historic but deadly southwest coast of England to discover what made the world's first rock lighthouse on Eddystone reef such a monumental achievement over 300 years ago.
2The Bell Rock15 Apr 2020 · 43mRob Bell explores the rugged east coast of Scotland to discover how the Bell Rock lighthouse earned its reputation as a wonder of the industrial world.
3The Fastnet Rock15 May 2020 · 43mRob Bell explores the wild and beautiful southern coast of Ireland to reveal why Fastnet is regarded as the most stunning lighthouse ever built.
Details
- First aired
- 15 Mar 2020
- Last aired
- 10 Apr 2026
- Status
- Returning Series
- Language
- English
- Network
- 5
- Episodes
- 12
- Votes
- 1 on TMDB
Where to watch (US)
Cast
Rob BellSelf - Narrator



















