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

A mocking tribute to the past and modern leadership of Prague.

A roaring, awe-inspiring double cascade of icy water flows through woodland Oregon like something out of a Tolkien novel.

A French chateau, failed utopian community, odd museum, and Stonehenge replica in rural Washington State.

Two massive rock outcroppings on the Oregon coastline.

The World's First 24 Hour Coin-Operated Art Gallery!! Plastic, Styrofoam, and Elvis--If you can't get rid of it, you might as well worship it!!

Macabre astrological automaton clock dating to the late 1400s.

A naturally mummified 2,000-year-old man.

The world's smallest park was dedicated in 1948 as the only colony for leprechauns west of Ireland.

Portlandia is the second-largest copper repoussé statue in the United States.

Featuring a casually threatening atmosphere along with dessert and coffee to die for.

Curious crustaceans support an obelisk from ancient Egypt that now stands in modern-day Central Park.

Shelves covered in dozens of coffee bean varieties fill this North End institution.

Two thousand artifacts from around the world collected by one woman who loved to travel.

Impossibly life-like natural history models created out of glass by a father and son.

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

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

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

Milan's duomo is covered in beautiful carving including a curious "dinosaur-like" beast.

Da Vinci's equestrian statue, 500 years in the making.

The most confusing clock in New York.

The site of the deadly Triangle Shirtwaist Factory Fire.

The celebrated eyesore created by starry-eyed sweethearts.

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