A 200-year-old collection of oddities and medical paraphernalia.

This once-majestic, now-abandoned Victorian castle has seen better days.

This unusual statue overlooking the Royal Mile has an interesting backstory.

The beloved bard's garb is proudly displayed within a Freemason's hall.

These ruins of a medieval church are full of architectural mysteries.

The abandoned transportation hub hides within the Glasgow attraction it once served.

The U.K.'s first underground railway line is now a lively thoroughfare for runners and cyclists.

The ornate structure is part of a building boasting more marble than the Vatican.

This Scottish museum is the only one in the world to focus not on one religion but all of them.

The 16th-century church has the only stained glass windows that survived the Scottish Reformation intact.

A hidden tunnel leads to a medieval queen's shrine buried beneath a parking lot.

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

A scattered trail of street art adds a pop of color to the city's stark structures.

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

A mysterious monument where a woman who records say never existed was burnt alive for being a witch.

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

Near the former site of numerous witch burnings, this lavish Edinburgh mainstay pays homage to Scotland's brutal history.

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

The true age of this ancient stone circle is unknown, but its stunning vista isn't in question.

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

Possibly the world's smallest museum is home to one exhibit that sheds light on the capital city's dark criminal history.

Nestled among the living residents is the final resting place of an apothecary plague victim.

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

A secret garden in a picturesque Edinburgh village has inspired artists for centuries.