Washed away: can Britain's crumbling castles be saved from the sea?

From Cornwall to the Orkney isles, heritage experts are battling to preserve the UK's historic sites from coastal erosionOn a cold, windy winter's day, standing among the 13th-century remains of one of Britain's most famous castles, you can see why Tintagel has inspired poets, artists and storytellers over the centuries.Looking at the crumbling, toothy remains of the walls, it is easy to imagine a time when people dined in splendour in the great feasting hall. King Arthur, thanks to some help from Merlin's magic, is said to have been conceived on this spot. It was this that seems to have inspired Richard, Earl of Cornwall to build the castle in the first place. But now the future of Tintagel is in question. Continue reading...