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.

Macabre astrological automaton clock dating to the late 1400s.

Where the lovelorn find a home for their sentimental keepsakes.

A little sculpture with a large wardrobe.

The famous winding walk at Chartres is surrounded in mystery and myth.

An icy lake tucked among jaw-dropping alpine panoramas.

Trek up this glacier before it disappears.

Unable to build support structures on glaciers, the engineers for this tramway were forced to design a unique system.

Abbey built on the ruins of Roman catacombs.

The opulent home that inspired Tintin's Marlinspike Hall and the adventures within.

A beautiful and classically designed villa, with an hourly infestation of monsters.

Visitors dating back to the 1600s carved their marks in the stones of the iconic tower.

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

This unusual piece of Renaissance art depicting the bodily horror of crucifixion and skin disease may have been inspired by fungus-induced hallucinations.

The birthplace of the builder of the Statue of Liberty is now a museum dedicated to his work.

A copy of the Statue of Liberty greets visitors to the birthplace of Auguste Bartholdi.

Lyon, France is home to two remarkably preserved Roman theaters, one dating back to 15 BCE.

Monsters and miniatures are held in equal esteem at this wondrous museum.

Baroque celebration of the end of the Great Plague of Vienna.

The Habsburgs' royal collections of art and wonders.

Op-art architecture designed for happiness.

Beautiful Austrian natural history museum with carved ceilings and row after row of ancient taxidermy.

The topiary maze at the Habsburg hunting lodge.