High Victorian fantasy created a fairytale castle out of a ruined fortress in Wales.

The final resting place of soldiers' loyal canine companions.

The stately remains of Llywelyn the Great's mighty fortress.

Don't be fooled by this fake medieval facade even if it is almost 300 years old.

The most iconic structure in Scotland has been home to bishops, colonels, and Sean Connery characters.

This remote castle was built to be a wealthy businessman's palace of vice but is now simply a historic vacation cottage.

The ruins of this medieval castle in Northern Ireland have inspired artists from C.S. Lewis to Led Zeppelin.

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.

London's creepiest cemetery was once the site of dueling magicians and mobs of stake-carrying vampire hunters.