A beautiful, creepy 19th-century castle stands incongruously in rural Vermont.

A long abandoned hospital building on the outskirts of NYC.

The oldest continuously operating farm in New York State.

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

The crypt of the imposing Stephensdom holds royal intestines and thousands of skeletons.

The final resting place for the remains of 143 Habsburg royalty.

One of the best collections of wax anatomical models in the world.

A fake Transylvanian castle houses a cathedral of antlers.

This former insane asylum now holds a pathological anatomy museum.

Austin’s nonprofit-run graffiti park where street art is meant to be painted over.

Mysterious 500-year-old tapestries depict a unicorn hunt.

The story of Two Guns, Arizona could easily be described as a Shakespearian tragedy on Route 66.

The mummified relics of an American missionary.

A grove of colossal man-made flowers built to collect the sun's rays.

Home to 10,000 medical specimens including the remains of Rudolf Virchow's extensive collection of pathological specimens.

Now abandoned, this East Austin school for the disabled began as the "State Colony for the Feeble-minded."

The fairy tale castle of the “fairy-tale king,” this was also the inspiration for Disney’s “Sleeping Beauty.”

The prototype for all Nazi concentration camps.

Daily jousts and dancing barrel makers in Munich's mechanical clock.

The oldest inn in England served brew to the crusaders.

A gigantic 10-foot tall stone man.

The site of one of the strangest disasters in history—a wave of deadly molasses traveling at 35 mph.

This outpost of America's most popular fast-food restaurant is housed inside a palatial mansion.

Protecting the future of some of the rarest and most misunderstood mammals of North America.