Three large boulders covered in mysterious carvings and graffiti.

The ruins of Scottish sea salt production.

Unusually, this ancient Iron Age broch has never been excavated.

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

The rusting remnants of a flying boat lie scattered near the site of its fatal crash.

One of Edinburgh's most popular works of street art is located well off the beaten path.

The small Scottish townhouse where the "Father of the National Parks" was born.

A rare permanent monument to the Scottish Travellers.

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

An Anglo-Saxon cross inscribed with possibly the oldest written work of English literature.

These ancient symbols freckling a Scottish cliff remained hidden for centuries.

"May prick nor purse ne'er fail you."

A magician and his beloved, pampered canine were buried together, within days of each other, due to a tragic twist of fate.

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

Fifty years of contamination in Scotland's waters.

Forgotten jail cells beneath this Scottish town hall are now used for delightfully artful storage.

The old tradition of drying laundry on poles in the public green is still guaranteed by Glasgow city law.

An iconic red telephone box turned tiny art gallery.

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

This former train tunnel is filled with lines from a poem crafted by Robert Louis Stevenson.

The world's shortest street was created by an awkwardly placed hotel.

This was once a hall in which a 16th-century royal banquet was hosted by King James VI of Scotland.

This brilliant display of whirling fireballs celebrates Hogmanay.

The dance of this huge clock is a magnificent and eerie commentary on good and evil in the history of humankind.