There were pillboxes, tank traps, barbed wire and minefields. Both on the coast and inland. For example there were defensive 'stop lines': https://www.hiddenwil

There were pillboxes, tank traps, barbed wire and minefields. Both on the coast and inland. For example there were defensive 'stop lines': https://www.hiddenwiltshire.com/post/wiltshire-walks-along-the-stop-line-green https://www.hiddenwiltshire.com/post/wiltshire-walks-along-t... But it wasn't on the scale of the 'Atlantic wall'. Trivia fact. They removed road signs during the war, to make it harder for an invading force to work out where they were. It also made it harder for British people to get around!