A red sandstone freestanding monolith rises out of the sea in northern Scotland.

Ancient cliffs resembling a kilt on Scotland's second largest island emit an entrancing sound.

The remains of a grand castle that may have inspired Bram Stoker's Dracula.

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

The atmospheric road was never meant to be so creepy.

A pagan tradition of draping trees with rags eerily lives on.

The ruins of this gorgeous clifftop castle look like something from a fantasy novel.

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

This iconic 1,000-year-old medieval castle is a favorite of the film industry, most notably as the location for Hogwarts in Harry Potter.

A small island abbey is the final resting place of many medieval Scottish monarchs, including the real Macbeth.

Stonehenge has nothing on Castlerigg’s views.

This 13th century castle is chock full of ghosts and impossibly rare cows.

The highest peak in the United Kingdom has a history of physics, specters, and a pilgrimage of strange objects.

One of Scotland's most important modern structures, it just made the '100 Most Endangered Sites' list.

Largest lake in Great Britain measured by surface area.

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

This Scottish manor house is a lush relic from the life of a literary great.

This picturesque view of the Scottish Borders was beloved by Sir Walter Scott.

The one-time stronghold of the noble Douglas family, now home to ghost sightings and nesting birds.

Ruined castle with subterranean vaulted Goblin Ha' or "Goblin Hall."

This series of Scottish caves has no clear purpose other than baffling historians.

A succession of eerily contemplative iron figures lead from a Scottish museum to the sea.

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

Protecting the dead from opportunistic body snatchers.