A surreal museum of extraordinary industrial objects.

The comedy and tragedy of Oscar Wilde is preserved in a Dublin park, captured in a sculpture of colorful stone.

The somber sculptures commemorating Irish Famine on the river Liffey in Dublin.

A Victorian Gothic masterpiece housing a world-class collection of rare books and manuscripts.

A giant wooden soda bottle pays homage to a distinctly British drink on the very spot where it was invented.

Manchester's abandoned train depot lingers in a post-industrial purgatory.

19th century museum with an eclectic mix of curiosities, from Egyptian artifacts to items on archery history to the skull of the world's oldest horse.

Seat of the Duke and Duchess of Devonshire for centuries.

These lovely Turkish-styled baths were brought back to life after winning a reality show competition.

Semi-precious Blue John stones have been mined in this cavern system for centuries.

Once the largest unsupported dome in the world, beating out the Pantheon and St Peters in Rome.

Each year a new straw behemoth is born.

One of the largest mechanical models of the solar system in the world.

On a site with a long military history, a 1980s shelter.

This logic-defying 16th-century Tudor manor still stands to the delight and astonishment of onlookers.

This crumbling folly looks like an enchanted left over from Middle Earth.

2300-year-old Roman road connecting the empire.

Hidden beneath the famous St. Peter's Basilica is a veritable city of the dead that may hold the remains of St. Peter himself.

The only "Egyptian" pyramid in Europe and the legendary tomb of Remus.

From Austrians to Nazis to Soviets, this historic Budapest fortress has a history as complex as the city itself.

This off-beat, quirky communism-themed bar isn't afraid to poke fun at its history.

The mummified right fist of a 1,000-year-old saint-king sits inside an ornate golden reliquary.

A statue in Budapest's Liberty Square honors the former U.S. president's efforts to end the Cold War.

A trail of iron footwear stands as a monument to the thousands executed along this riverbank during WWII.