Rock face that shares a name with Mary Shelley's famous doctor.

Instruments, apparatus, and rare books all relating to chemistry and its related sciences.

An unassuming island in the middle of the Hudson that hosts campers, including Aleister Crowley.

Where the alchemists dream of transmuting base metal into gold was actually achieved.

The birthplace of an eccentric alchemist and possible inspiration for the fictional reanimator of monsters.

One of the world's largest collections of pharmaceutical artifacts.

A fake Transylvanian castle houses a cathedral of antlers.

The mummified right fist of a 1,000-year-old saint-king sits inside an ornate golden reliquary.

A series of caves under Castle Hill that once held the prisoner Vlad Tepes, better known as Count Dracula.

A Hungarian pharmacy museum with a box full of mummy powder.

A trail of iron footwear stands as a monument to the thousands executed along this riverbank during WWII.

Museum dedicated to the terror regimes of Hungary.

A museum in the childhood house of a medical pioneer.

Once the home of a hermetic monk, this cave now houses a small church.

This Hungarian castle was built out of cardboard and wood until it proved so popular that it got upgraded to stone.

This Budapest bar allows drinkers to leave their mark on the walls, floor, and even ceiling.

The filming location of a shark attack in Steven Spielberg's famous shark movie.

Visit the ancient, mysterious Roman catacombs ... in the Netherlands.

Tucked away in a small German apartment is an eclectic museum devoted to West African vodun culture.

This temple to the sturm and drang of Richard Wagner contains a dragon's cave and reptile zoo full of living "dragons."

An elegant chandelier hangs over this ancient sewer chamber, now open for concerts and public tours.

A church filled with the bones of hundreds of virgins martyrs—or so they say.

A plaque on Canada's Hornby Island commemorates a fantastical creature from a fictional universe.

Tour the original street level of Port Angeles, buried underground in 1914.