Berm crest: ridge of sand or gravel deposited by wave action on the shore just above the normal high water mark.

UNESCO: L O S S A R Y

The birds, which feed on Sand Eeels, make the 4, 000 mile trip from west Africa in order to nest on the shingle ridge, amongst the sand dunes in Gronant.

BBC: A Little Tern protects two of its chicks

Search for bargains at the Tanger Outlet Mall, or head for Jockey's Ridge State Park, home to the tallest natural sand dune on the East Coast.

BBC: Daily deal: Two nights in the Outer Banks