This ancient Irish religious site is covered in ancient carvings, many of which have barely aged.

This short bridge is the only thing connecting a tiny Irish island to the mainland.

Oliver Cromwell once seized the land under this house, which included the ruins of a medieval abbey that the owner used to build his stately home.

Thirty creepy ghosts now inhabit this decaying 14th-century church.

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

A island reachable by a causeway at low tide is possibly one of the earliest Western European locations to be identified in text.

This castle was established by the 4th Duke of Montrose and is connected to the Buchanan Clan.

A vast overgrown cemetery, once known as one of London's "Magnificent Seven."

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

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

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

Ruined 11th century abbey built by King David I in Edinburgh, Scotland.

Winding paths and ramshackle mausoleums in the oldest "park cemetery" in London.

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

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

Northern Ireland's Brobdingnagian stepping stones.

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

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

This astonishingly geometric cave has inspired everyone from Jules Verne to Pink Floyd.

Medieval museum built over Roman baths that features famous tapestries of a lady and a unicorn.

An Irish church where an 800-year-old mummy is reaching out of his coffin as if to shake hands.

An eccentric garden of sculptures crafted in India decorate an Irish green space dedicated to Alan Turing.

A tiny microvalley etched into the side of Knocknarea Mountain hides another world.

Perfectly preserved ancient monastery in an impossibly dramatic location on a rocky island in the Atlantic.