The Key to England
The white chalk cliffs of Dover face France across the narrowest part of the English Channel, a vulnerable position protected since the Middle Ages by Dover Castle.
As recently as WWII its secret tunnels have been used as air raid shelters, a hospital, and military command center, and make for a fascinating visit.
In a more contemplative vein are the charms of nearby Canterbury, its stunning cathedral the oldest in England. Famed as the setting of the martyrdom of Thomas Becket, and the destination of those fictional pilgrims with their ribald tales created by Geoffrey Chaucer, it is steeped in tradition, but is also a modern and vibrant city.