A scenic UNESCO site that doubles as a habitat for various forms of wildlife.

This ominous Albanian fortress houses tanks and downed planes as a reminder of their victories over Western imperialism.

An Albanian monument to the Communism that nearly crushed the country is now a crumbling wreck.

A memorial to the atrocities of the People's Socialist Republic of Albania.

A museum dedicated to secret surveillance.

In the heart of Tirana, this underground nuclear bunker has been transformed into a museum.

According to a local legend, this old castle could only be built after a woman was immured in the walls.

The recreated ruins of a house designed to memorialize a World War I shelling on the town.

A church instrumental in the spreading of Christianity in England and the final resting place of hundreds of Saxons.

This 13th century castle is chock full of ghosts and impossibly rare cows.

Also known as “Robin Hood’s tree,” it became a famed location along Hadrian's Wall before it was cut down.

These Roman ruins in England’s Lake District are 2,000 years old, but look pretty good for their age.

A modern museum built within a Victorian dry dock charts the history of the industrial town.

A remarkable collection of the machines which this industrial city was dependent upon for both commerce and domestic life.

Seat of the Duke and Duchess of Devonshire for centuries.

This landmark Victorian folly rewards visitors with spectacular views over the Peak District.

A historic Georgian building and warm springs.

The second-longest pier in the U.K. stretches a whole kilometer into the Irish Sea.

A hundred copies of Antony Gormley's naked body stare out across the water.

Heritage tramway linking a Mallorcan town to its port.

This historic electric train has operated with regularity since the early 1900s.

The highest peak in Wales is said to be the final resting place of a giant killed by King Arthur.

A small, archaeology park outside Settle in the Yorkshire Dales with ruins of the impressive Hoffman Lime Kilns and an informative trail which explains the industrial history of the site and leads you to other ruined structures.

Harry Potter once visited this massive limestone cliff, which was carved by an ancient glacial river.