Building the Impossible: Season 2, Episode 1

2 - 1: Wolf Rock

Rob Bell uncovers the secrets of one of Britain's most heroic feats of engineering - the rock lighthouse. In this first edition, he heads to Wolf Rock, eight miles off the Cornish coast, and sees for himself why it was such a Herculean struggle to build a stone tower here 160 years ago, with the rock fully exposed to the awesome power of the North Atlantic.