Former military fort and site of untold horrors during WWII, this island may become the Adriatic's next luxury resort.

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

This exclusive resort has completely covered a tiny Balkan island in a 5-star warren of guest rooms.

A tiny church on a man-made island in the Adriatic.

These historic defenses ensured the city within would survive hundreds of years of occupations, sieges, and invasions.

It's believed Matilda Fitzwalter's life was the basis for the famed literary figure.

A musical composition 1000 years in length plays at the Trinity Buoy Wharf in London.

The cedar tree in Highgate Cemetery earned its title by accident.

Pop culture has helped to keep this iconic British building from being destroyed.

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.

This massive monument has been telling the time for 150 years—at a slight angle.

The last Victorian market in Belfast.

An abandoned 1970s theme park that has been turned into a space for waterfront walking.

One of the most controversial statues in Romania is an emperor with no clothes.

Romania's triumphal arch looks out over Bucharest.

This communist behemoth is the heaviest building in the world and a legacy of a brutal regime.

The bust of Romania’s most notorious ruler, Vlad Dracula aka "Vlad the Impaler," keeps watch over the ruins of his medieval court.

Hundreds of lucky felines haunt the ruins where Caesar was murdered.

A bit of retro transportation flair preserved in the world's largest department store.

Daily jousts and dancing barrel makers in Munich's mechanical clock.

One of the Seven Wonders of the Modern World holds the world's tallest metal staircase.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

Artifacts and exhibits tell the story of a small town that has punched above its weight and influenced history.

This picturesque lighthouse at the edge of the Irish Sea looks like a giant stone pencil.