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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Rob Bell journeys along the length of the Panama Canal to learn how the seemingly unconquerable isthmus was bent to the will and skill of determined engineers.
Presenter Rob Bell embarks on a new voyage of discovery, uncovering extraordinary feats of lighthouse engineering on both sides of the Atlantic.
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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