Coast - Shorts - Channel Islands and Dover Straits

Neil Oliver is in the Channel Islands and kayaks over to Les Echrehous before heading to Sark. Sue Daly, underwater photographer, talks about diving in the Channel Islands. Nicholas Crane discovers the forgotten story of The Indestructible Highway, the convoys of coastal supply ships that braved Nazi attack from land, sea and air, to keep Britain afloat during the Second World War.