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

Where the sleeping monsters of Scotland's oil industry are left to rust.

Britain's only herd of free-ranging reindeer.

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

A close look reveals that the Scottish monument is just slightly off-kilter.

This site contains overlapping ancient graveyards that existed about 1,000 years apart.

Displaced highlanders would take shelter from the wet Scottish climate under the large walled bridge at Glasgow Central Station.

A unique art installation located on what was once considered the widest railway bridge in the world.

This mural condenses 96 miles of one of Scotland's best-known trails into a unique art display.

Remnants of the Roman empire's northern frontier nestled in suburban Glasgow.

The remains of an anti-aircraft battery from World War II look out over Glasgow.

Nestled amid the peaks and lochs of the Scottish Highlands, this inn and pub has played host to outlaws and ghosts.

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

The longest staircase lock in Britain.

In 1990, this 37-foot red steel bottle sailed from New York to England.

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.

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

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

Largest lake in Great Britain measured by surface area.

"Respectful to the dead, safe and sanitary to the living, dedicated to the Genius of Memory..."

These artificial caves crafted by ancient Romans were elaborate fish farms for moray eels.

This crescent-shaped beach is said to glow under the light of a full moon.

This abandoned semaphore station hearkens back to the days of the optical telegraph.