TV series
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.
Availability
Checked Jul 22, 2026
Building the Impossible premiered March 15, 2020. We don't have a confirmed streaming, rental or purchase option yet.
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.
Choose an episode, then use the watch options above for the show.
Episode 1
Rob Bell looks at the construction of more rock lighthouses, beginning with Wolf Rock - 8 miles off the Cornish coast. He discovers the feat of Victorian engineering required to build the structure against the power of the Atlantic Ocean.
Where to watch Building the Impossible
Episode 2
Rob Bell explores the bizarre history of The Smalls lighthouse, one of Britain's most remote offshore lighthouses.
Where to watch Building the Impossible
Episode 3
Rob Bell explores the spiritual home of the lifesaving Longstone lighthouse off the coast of Northumberland.
Where to watch Building the ImpossibleEpisode information updated Jul 25, 2026
Available now in United States
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Rob BellSelf - Narrator
5United Kingdom
October FilmsUnited Kingdom