Photograph by Royalty Free/CORBIS
See our roundup of the best guided expeditions in Europe for 2011.
From intriguing ruins on the British Isles to towering Alpine palaces in full glory, these classic European structures are full of history and wonder.
Why did Romans, Celts, and even prehistoric settlers submerge their personal belongings in a shallow river in Slovenia?
Travel Photos From Your Shot
See photos of World Heritage sites in Europe submitted to National Geographic by users like you.