An ancient Scottish rock formation said to be the gravesite of a giant remains ensconced in legend and intrigue.

This modern labyrinth lies in the shadow of a ruined medieval castle.

This macabre monument atop an ancient well gives a nod to a brutal episode in Scottish clan history.

Thanks to both terrific preservation and historic vandalism this ancient site is known as the "Heart of Neolithic Orkney."

A magnificent, iconic stone tower in the Scottish Highlands.

An optical Illusion once believed to be an electrical phenomenon.

This huge concrete map of Scotland was built as a thank you gift from a Polish soldier.

This Scottish burial tomb once held hundreds of ancient eagle bones.

Enter the world under the hill at this ancient UK burial chamber.

A familiar otherworldly creature guards this 12th-century Scottish abbey.

This tiny island featuring 9th-century Viking ruins is only accessible at low tide.

Macbeth's infamous "Great Birnam Wood."

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

A fernery hidden by neglect is uncovered, and an ancient specimen along with it.

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

Hidden in a Scotland museum is a copse of extinct tree stumps.

A remarkably well preserved tower dating all the way back to the Iron Age.

Now famous as the "Harry Potter bridge," this impressive concrete viaduct has long been an icon in its own right.

Possibly the oldest of Britain's ancient henges is also one of its most stark.

Possibly the oldest living thing in Europe, more likely a pagan survivor.

A pub that is literally in the middle of nowhere, but continues to do business.

A local tree surgeon has created a whimsical walk full of carved tree stumps near Scotland's Loch Lomond.

The last inhabitants of one of the U.K.'s most remote islands were evacuated in 1930.

A strange rock with a sinister reputation lurks within the crimson waters of this Scottish glen.