The initials "GW" mark where one of Scotland's most important Protestant martyrs was burned at the stake.

A remarkable feat of Victorian engineering across the Firth of Forth.

Aside from denoting a public square or market, this medieval structure was also a sign of a town's prosperity.

This impressive Gothic church dates back to 1244 and stands on the site of one of the first churches in Scotland.

An iconic red telephone box turned tiny art gallery.

The ruins of a world-renowned medieval hospital.

From fortification to folly, this hilltop structure has undergone many changes in the last 800 years.

This Norman church survived the Reformation before suffering 300 years of neglect.

This Scottish tollhouse was a destination for clandestine marriages in the 18th and 19th centuries.

A 1,000-year-old oak and one of the last surviving trees of the ancient Scottish Jedforest.

The ruins of a 15th-century castle that has seen its fair share of bitter feuds.

A curious structure built just for the birds.

Street names don't get more "late capitalism" than this.

The healing properties of this well attracted royals and commoners throughout the Middle Ages.

A church that bred legends, and served as an inspiration for the Da Vinci Code.

These ruins of a medieval church are full of architectural mysteries.

An ancient relic in Edinburgh that is around 4,000 years old.

This ordinary-looking mailbox has a rather explosive history.

This tiny island is home to the world's largest colony of Northern gannets.

An amazing model of a whale's jaw bone pays homage to the region's seafaring traditions.

The one-time stronghold of the noble Douglas family, now home to ghost sightings and nesting birds.

Did a Halloween gathering at this site kick off Scotland’s witch trials?

The ruins of the second of three churches dedicated to the saint in a touristic Scottish town.

The building where Mary, Queen of Scots was said to have bathed in white wine.