Back up to: Coast
Neil Oliver is in the Channel Islands and kayaks over to Les Echrehous.
Nicholas Crane canoes the treacherous Menai Straits.
The Coast experts visit a spectacular marine reserve off St Abbs and the Bass Rock.
Alice Roberts boards a dredger to discover a precious resource: sand from the seabed.
Mark looks at how Swansea's monopoly of the copper trade propelled Nelson towards victory.
Neil Oliver visits Chapel Bay Fort in Milford Haven.
The Coast experts journey along the stunning south coast of England.
Mark Horton travels on Brunel's Great Western Railway along the stunning coast of Devon.
The team journey around the breathtaking shoreline of East Anglia.
Neil Oliver discovers why a delegation from the US Navy visits Whitehaven every year.
Miranda Krestovnikoff searches for the biggest sharks in British waters.
Neil Oliver discovers how flotsam inspired Columbus's accidental discovery of America.
Miranda Krestovnikoff joins the dolphins who come to the Welsh coast to raise their young.
Neil Oliver explains the history and climb of the spectacular 450-feet-tall sea stack.
Neil Oliver visits Britain's largest container port.
Miranda Krestovnikoff meets the puffins of the Shiant Isles.
From Dublin to Belfast, a look at how the sea has shaped the island of Ireland.
The team journey to Saltburn, a resort founded by the Victorian entrepreneur Henry Pease.
Neil Oliver visits the scene of the Royal Charter's sinking and the Iron Men of Mersey.
Neil Oliver discovers the choughs which have recently returned to the Cornish coast.
The team visit the limestone headland of the Great Orme in Llandudno, north Wales.
Nicholas Crane and a team of experts visit the Blackwater Estuary in Essex.
Nicholas Crane visits Bamburgh in Northumberland, whose castle sits on a basalt crag.
Nicholas Crane retraces the steps of smugglers in Robin Hood's Bay.
History of the island of Lindisfarne off the Northumberland coast in northeast England.
Nicholas Crane watches the naming of the Royal Fleet Auxiliary's support ship Cardigan Bay
Nicholas Crane explores the beautiful coastal area of Sefton Sands.
Alice Roberts rediscovers an old and unusual walkway near Whitehead, County Antrim.
Miranda Krestovnikoff goes diving in search of cuttlefish off the shores of Portsmouth.
Nicholas Crane visits The Wash in Norfolk and wades through the vast salt marshes.