Building the Impossible

Presenter Rob Bell is on a voyage of discovery. This series, he is uncovering extraordinary feats of lighthouse engineering on both sides of the Atlantic, tackling the world's busiest shipping lane, discovering oil rigs and setting sail in search of America's first lighthouse. Rob meets local seafarers and lighthouse keepers to hear stories of shipwrecks - discovering extraordinary feats of bravery, ingenuity and design as he continues to crack the code of these enigmatic structures.