This building’s ghostly exterior reflects its former lives as a prison, school, and funeral home.

The gutted remains of this Estonian mansion are a monument to a tragic love.

A prehistoric cave in Spain contains paintings dating back to the Ice Age.

Natural stone arches form a walkable "cathedral" at low tide, then disappear entirely when the water returns.

This enchanting natural park is a magical example of a temperate rainforest in Europe.

This stately estate house features a tower covered in a bright, modern mural.

Journey through this open museum where even employees remain true to period.

This macabre monument atop an ancient well gives a nod to a brutal episode in Scottish clan history.

A castle in the Scottish Highlands has been continuously inhabited since the 1300s.

This Scottish castle has witnessed clan rivalries, Jacobite uprisings, whisky smuggling, and more.

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

Once considered one of the country's finest motte and bailey castles.

The remains of a grand castle that may have inspired Bram Stoker's Dracula.

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

A mysterious monument where a woman who records say never existed was burnt alive for being a witch.

This unusual rock looks like a giant, otherworldly mushroom sprouting atop a cave.

Walking through this narrow gorge will make you feel like you've fallen into a fairytale landscape.

A site of pagan worship which still attracts people looking for fairies.

This Scottish bay still reveals evidence of its days as a seaside swimming pool.

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

Huge winged monument in the United Kingdom.

This incredible viaduct was part of the Victorian railway boom and helped the Midland Railway navigate tough terrain.

These courts are the only ones of their kind in the world, made for a unique ball game that dates back to the 1700s.

A beautiful medieval bridge allegedly constructed by the Devil.