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

A carved bench marks the Scottish cave that inspired the classic adventure novel "Treasure Island."

The sign announces the Scottish village's cosmic connections, as it's twinned with Glenelg, Mars.

This stack of stones honors a murdered 18th-century woman.

This eclectic sanctuary is a hodgepodge of various architectural styles, all crammed into one building.

FIFA deemed this isolated field one of the most remarkable places to play the sport.

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

A rare permanent monument to the Scottish Travellers.

In 1396, two Scottish clans that had been violently feuding for centuries finally faced off in a bloody battle in this park.

The colorful stairs are made with marble from the world's major quarries.

These ruins are a hidden gem, complete with fantastic views over the cliff edge.

This seaside Scottish holiday rental lets you live out your bookselling dreams.

This tin chapel was built by POW's during World War II and is painted to look like something much more grand.

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

Climb this overlooked gem's spiral staircase and you'll be rewarded with spectacular views of Glasgow.

An 18th-century lighthouse built on a 16th-century castle is now a monument to the maritime beacons of Scotland.

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

Hidden on a cobblestone street in Glasgow, a Czech Cajovna-inspired teahouse serves as a hangout for Bohemians.

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

An American ghost town hides along a side street in Scotland's capital.

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

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

This otherwise ordinary close on the Royal Mile constituted the end of the world for Edinburgh’s poorest residents.

What happened to the three lighthouse keepers who vanished from this place remains a mystery over a century later.