The raised stones in the middle of this road through Culross are relics of a 17th-century class divide.

These ruins saw a second life as a cemetery.

This rare surviving broch is one of Scotland's most impressive Bronze Age structures.

A beautifully-carved Pictish stone encased in a protective glass structure.

These ruins witnessed the final gathering of the failed Jacobite Rebellion.

A mysterious solitary standing stone from the Neolithic period.

This Neolithic-era complex boasts standing stones, a cairn, and the only henge in Western Scotland.

No other place in Scotland has such a high concentration of prehistoric carved stone surfaces.

This collection of Neolithic monuments make up one of The U.K.'s richest archeological landscapes.

One of the largest lenses of its kind ever created, this former ship beacon has been brought down to Earth.

Celebrated in poem, this tiny hidden cemetery has a big and grisly history.

An Irish cemetery filled with victims of political strife and violent conflict, including the grave of Bobby Sands.

A small plaque highlights the damage caused by German air raids during World War II.

These barriers stand as stark reminders of Northern Ireland's troubled past.

A naturally beautiful, seemingly bottomless deep blue spring.

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

Europe's second largest ossuary wasn't discovered until 2001.

Mummified monks and the accidentally interred, in a 17th-century crypt.

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

A 13th-century stronghold that has fallen into ruin.

A pair of stone circles positioned on the bank of the River Esk.

Possibly the oldest living thing in Europe, more likely a pagan survivor.

This Neolithic stone circle is the most complete of its kind in Scotland.

This lovely Scottish nature walk leads to the source of a local legend.