Two massive boulders, rocking back and forth with the ebbing of the sea.

This abandoned hospital village was once viewed as an innovative way to deal with mental illness.

Many of Edinburgh's more unsavory characters spent their final days behind this door while awaiting their executions.

A pair of stones embedded in an Edinburgh street memorialize one of the city's last public hangings.

This volcanic plug boasts the longest recorded history of any Scottish stronghold.

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

These ruins witnessed the final gathering of the failed Jacobite Rebellion.

The "Bridge Over the Atlantic" lets you cross the waterway in mere seconds.

A secret door leads to this cozy dive that sells only “milk.”

A castle in the Scottish Highlands has been continuously inhabited since the 1300s.

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.

Britain's only herd of free-ranging reindeer.

A labyrinthine network of chambers with a storied past hides below Edinburgh's South Bridge.

This obscure walkway links Edinburgh’s Old Town with one of the city's prime vantage points.

This historic pub has maintained much of its 1906 decor, including a small sequestered room for women, where orders were slipped through a tiny window.

On this stunning Scottish island, you can walk in the footsteps of dinosaurs.

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

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

Islanders once used this dramatic, otherworldly landscape to hide their cattle from Viking raiders.

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

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.

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