This 1,300 year old monastery built atop a single rock was once only accessible depending on the whims of the tide.

The Habsburgs' royal collections of art and wonders.

Two stunning 17th-century libraries and a cabinet of curiosities.

Synagogue built from the stones of Solomon's temple contains the golem of Prague.

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

Macabre astrological automaton clock dating to the late 1400s.

A collection of anatomical samples from one of the first anthropologists to suggest that humans reached North America by crossing the Bering Strait.

Real bones which are said to have belonged to a Polish dragon.

The largest free-standing aquarium in the world resides in a hotel lobby in Berlin.

Thousands of tourists and residents in Cologne affix "love padlocks" on the Hohenzollernbrücke Bridge to symbolize their affections.

A church filled with the bones of hundreds of virgins martyrs—or so they say.

The most visited, and possibly most controversial, museum in Germany.

A fascinating insight into daily life in the Eastern Bloc.

A 200-year-old building in the French Quarter that was to be Napoleon's home in the New World.

Copenhagen's celebrated theme park and gardens.

The old observatory in Copenhagen has a spiral corridor used as a racetrack.

The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.

A little piece of Paris in the sultry south of the U.S.

An octet of classic chrome trailers speared into the ground act as a tribute to the silver bullets of the open road.

This "second" cemetery represents New Orleans' attempt to keep cholera at bay.

This symbolic piece of New Orleans architecture is also home to a few ghastly stories.

The second oldest continuously operating bar in Louisiana.

A snapshot of the city's fascinating voodoo culture.

A museum of unusual collections, mini-towns, and a half-dog, half-alligator.