One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

A turn of the century building boasting some of the most beautiful art nouveau architecture in Prague.

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

This Prague museum collects brutalist relics and memories from the country's former Soviet rule.

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

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

A steampunk-styled three-floor factory churning out art, activism, and electronic beats.

Walk through Czech history in Prague's largest graveyard.

Macabre astrological automaton clock dating to the late 1400s.

It houses the remains of a 17th-century version of the Titanic.

Copenhagen's celebrated theme park and gardens.

A museum that chronicles the history of the Nuremberg Trials for Nazi war criminals in the building where the trials were once held.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

The last resting place of the famous Native American princess is marked by a haunting monument.