A church that bred legends, and served as an inspiration for the Da Vinci Code.

Surreal riveted sea forts once protected the Kent shores from German attack.

The gloomy ruins that inspired Bram Stoker to bring Dracula to life.

This tangled English forest looks like something right out of a fairytale.

A fantastic castle rumored to be the birthplace of King Arthur.

One of the oldest scientific gardens in Britain, containing more than 13,302 plant species in its core collection.

Amazing and mysterious Neolithic settlement on Scotland's Orkney Islands.

Northern Ireland's Brobdingnagian stepping stones.

The atmospheric road was never meant to be so creepy.

This dramatic landscape hidden on the Isle of Skye looks as though you've stepped into the magical realm.

The world's largest collection of witchcraft regalia.

The sign at the garden gate reads: "These Plants Can Kill."

The mysterious, fantastical woodland inspiration for "The Lord of the Rings."

These fantastically named natural pools look like something out of a Scottish myth.

The fountain marks the area where hundreds of accused witches were burned at the stake.

Tiny effigies of the victims of Edinburgh's famous Anatomy Murders.

This 1920s Amsterdam neighborhood was built as a giant experiment in concrete construction.

This impressive collection of rare books on ancient mysticism inspired author Dan Brown.

Cat art as far as the eye can see.

The hidden lair of an alchemist rediscovered in a 2002 flood.

Two stunning 17th-century libraries and a cabinet of curiosities.

The history of occult science is turned into a creepshow at this lurid Prague tourist attraction.

The final resting place of many of Germany's most famous communists.

A gruesome and mysterious ancient sculpture of a pagan deity from the Roman occupation of Celtic Britain.