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
View scenes of Canada's city life and countryside—all taken by our Nat Geo photo community.