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

Designed to allow funerals to proceed over the River Dulnain.

This ruined castle is said to be the legendary keep of a Viking princess.

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

A single oak tree rises out of the waters of Loch Lomond.

An 18th-century viewpoint across the surrounding highlands.

A double cantilever system bridge that was designed to prevent flood damage.

A poetic monument to the Scottish Parliament.

The former seat of power for the Balliol dynasty.

Believed to be the smallest castle in Europe.

An ancient stone with mysterious origins stands in a residential neighborhood.

In the Scottish Highlands, this 13th-century castle ruin is hidden at the end of a farm track.

A former coastal watch post has been turned into a bothy with unrivaled views of the sea and its inhabitants.

This uniquely shaped rock formation is one of Scotland's most iconic mountains and gives spectacular views in all directions.

A shiny sculpture celebrating the mighty mollusk.

A remnant of the Roman army's presence on the coast of Scotland.

More than a century old, this cast iron bridge on the Balmoral Estate leads to nowhere.

The Scottish Reformation leader's grave was paved over and is now a parking lot.

Scotland's first Masonic lodge may also be the oldest in the world.

This Roman relic was discovered in Scotland by a mudlarking ferryman.

Though difficult to access, this stunning cave has a place in Scotland's poetic history.

Many of Edinburgh's more unsavory characters spent their final days behind this door while awaiting their executions.

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

The location of this historic castle was inspired by a donkey.