The team journey around the breathtaking shoreline of East Anglia. (R)
BBC Two Northern Ireland only
19/23 In Waterford, Alice Roberts learns how to make glass from sand. (R)
BBC Two Wales only
Nicholas Crane explores the beautiful coastal area of Sefton Sands. (R)
7/31 Nick Crane ventures out into the Portland tidal race. (R)
Nicholas Crane explores the coast of South Wales. (R)
18/31 Neil Oliver visits the birthplace of his seafaring hero Lord Nelson.
BBC Two Scotland only
4/6 Nick Crane tells the astonishing tale of the Great Storm of 1703. (R)
1/6 A journey around the edge of the British Isles and beyond. (R)
25/31 How the Crinan Canal cut journey times for boats travelling up the West Coast of Scotland. (R)
Mark looks at how Swansea's monopoly of the copper trade propelled Nelson towards victory.
20/31 In the Breton province of Finistere, Neil Oliver meets a lighthouse keeper.
1/6 The team investigates just what it means to be an island people. (R)