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

The celebrated eyesore created by starry-eyed sweethearts.

This small town bank is very aware of its name thank you very much.

This Italianate Villa-style castle is pretty to look at, just keep off the private property.

The "World's Largest Underground Business Complex," a 55,000,000-square-foot city underneath Missouri.

Four, 18-foot-tall badminton shuttlecocks lie scattered about the lawn of a Kansas City museum.

How did a French journalist’s grave become the sexiest statue in the cemetery?

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

Paris' fabled purveyor of exotic taxidermy and natural history curios.

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

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

The vast, legendary catacombs hold secrets much stranger than stacked bones.

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

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

Home to the "Rat King" of Nantes and other wonders of the natural world.

In Florence's great Duomo, a 26 foot fresco honors a mercenary famous for attacking Florence.

The oldest operating pharmacy in the world features 800-year-old recipes.

Renaissance hospital featuring a rotating door into which unwanted babies were dropped.

A large grotto built in the 16th century amidst Florence's famous Boboli gardens.