An abandoned, desolate train tunnel that was used during World War II.

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

Long abandoned underground complex to keep royals safe from a nuclear war that never came.

A book bound in the skin of an infamous criminal, along with countless other specimens.

Accessible only at low tide, the deserted island is dotted with World War II ruins.

Bronze plates placed around this Scottish fishing village form a true-scale model of the solar system.

Another entry into the world of Edinburgh's pop-up artworks.

A once extravagant mansion, now reduced to ruin.

Touching this 18th-century Scottish philosopher’s toe allegedly conjures good fortune.

This stately monument has been wearing a traffic cone hat for decades much to the delight of the locals.

Modern megaliths form this work of cosmic, Celtic landscape art.

During this Shetland Islands celebration, hundreds of torch-carrying "guizers" lead a procession to burn a viking longboat.

Largest lake in Great Britain measured by surface area.

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

A small Scottish town's larger-than-life tribute to the celebrated accordion player.

Described by William Wordsworth as a "World of Wonder."

This waterfall is one of the most spectacular natural features in the Scottish Lowlands.

Legend has it that a Dutch fisherman lost control of his Shetland pony and tumbled from this cliff.

This 15th-century structure had a long, tortuous journey to its current location.

An abandoned village where the ruined foundations cling to a cliff.

Some cheeky plantings brighten an old slipway on Scotland's Firth of Forth.

This hidden gem reveals the history of Britain's first police force.

One of two Irish-style round towers in Scotland, this structure has mysterious origins.

These rusting, skeletal structures are monolithic monuments to Glasgow's industrial past