Charles Dickens described the concert room in this amazing Victorian hall as "the most perfect room in the world."

Medieval museum built over Roman baths that features famous tapestries of a lady and a unicorn.

A horde of stray cats rule in this secluded Parisian cemetery under a bridge.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

France's most famous cemetery, with some of its most curious tombs.

Regency-era excess on the English Coast.

The design of this beautifully crafted building was inspired by Norwegian glaciers.

Across the Pacific in a raft, a museum dedicated to Thor Heyerdahl's now legendary expedition.

One man's exploration of the human form, including the bizarre and delightful "Man Attacked by Babies."

Home to three historic ships from the age of Vikings.

A heavily politicized roundabout discussing the state of a heavily politicized country.

These plaques found across Warsaw commemorate the sites where executions or battles took place during the German occupation.

A merchant court dedicated to the fictitious King Arthur is heavily adorned with bizarre Renaissance art.

This 13th century Gothic brick castle is the largest in the world by surface area.

Museum dedicated to "the man who moved the Earth."

A menacing statue of this mythical creature can be seen at the legendary site of the monster's lair.

St. Mary's features one of the most spectacularly decorated cathedral interiors in all of Europe.

Naturally formed rock city in Poland.

This Nazi ruin was the site where Hitler was almost blown up by a suitcase bomb.

The walls and ceiling of this Polish church are decorated with thousands of skulls, with another 21,000 skeletons just below.

A church of bones, decorated with 40,000 human skeletons.

Straight out of a nightmare, barcode-faced babies climb up and down Prague's television tower.

Looming communist pillar with a Czech twist.

Walk through Czech history in Prague's largest graveyard.