Edinburgh Castle, Scotland, UK - I stayed there for awhile. Edinburgh is so unique, especially it's castles, most interesting are the abandoned old castles. So much history in Scotland, especially Edinburgh
New College, Edinburgh - Thomas Chalmers taught here and influenced the lives of many young men in a godly way, who would later become ministers of the gospel, and be sent all over the face of Scotland.
Edinburgh, Scotland. I was going to visit this coming summer for an annual theatre festival (The Fringe), but I'm afraid we did not have enough people in my theatre troupe that signed up to go in time. :( Oh, well. Someday! :)