Discover  the secret wartime tunnels built deep in the White Cliffs of Dover. Sights, sounds and Pathe news clips bring the drama of its strategic role in WWII alive. Walk through the rooms where Sir Admiral Ramsay planned the "miracle of Dunkirk" and tour the underground hospital as you follow the story of a wounded wartime pilot. Above ground, check out one of Europe's best-preserved Roman lighthouses and explore the towering keep with its spectacular views across the Channel. Reduction for English Heritage Members A £16