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

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

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

The picturesque birthplace of Icelandic democracy is drenched in the blood of its brutal past.

This stunning concert hall has become a symbol of Iceland's national recovery.

An encyclopedic collection of mammal penises.

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

On the Spree bank, discover one of the last reminders of a symbolic wall that divided, and was torn down by the people.

Berlin's natural history museum houses the world's largest mounted dinosaur and the late beloved polar bear Knut.

Cold war icon and onetime "hole" in the iron curtain.

The site of the famous Nazi book burning campaign of 1933 remembers its "Night of Shame".

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

Beneath the impressive baroque cathedral that rises from the center of Berlin lies the largest collection of Prussian royals in the world.

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

Slaughterhouse Five opens its dank doors to fans of Kurt Vonnegut.

This Dresden church was purposely rebuilt Protestant after being demolished in World War II.

Beautiful natural falls where Satan once ruined a pot of beans.

The ghost town that was one of New Hampshire's first settlements now exists as a park detailing its history.

Around 100 sculptures from artists all over the world decorate the hiking trails surrounding this locale.

An interesting decoration on this historic site, this weathervane comes with as many legends as it does questions.

Macabre headstones carved with winged skulls, dancing skeletons, and pithy reminders of impending death.

The American Revolution was galvanized into serious action due to the tragic clash with British soldiers that occurred at this location.

A former waterfront market is now in the center of town due to some interesting Boston engineering.

Supposed Massachusetts Grave of a pre-Columbus Knight Templar.