Host to the annual Festival of the Snakes.

Stone carvings record the Norse myth of Sigurd, providing a glimpse into Scandinavia's transition from paganism to Christianity.

This otherwise innocuous bodega was once the headquarters of the most feared assassin's guild in American history.

This tower in a small Polish village uses the power of a sacred bell to ward off mischievous weather spirits.

Statue of death tucked in the University of Medicine courtyard.

This abandoned mansion has a window for every day of the year, and is a temple for ghost hunters.

Bigfoot prints, Feejee mermaids, and haunted dolls on display in a tiny North Carolina town.

A tiny waterway named after a ghost story.

Colorful boxes placed over the dead are left to rot and crumble.

This little-known collection holds everything from "Dracula" notes, to the manuscript of "Ulysses," to the forged works of Shakespeare.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

A layered tribute to the work of mosaicist Isaiah Zagar.

A rare view of a preserved Victorian science museum.

Arlington Cemetery exhibit dedicated to death and grieving.

Destructive children, start your engines.

Where America's first doomsday cult awaited the end of the world.

The townhouse where the "Blood Countess" Elizabeth Báthory started her murderous career.

Caves full of Buddhist statues, incredible rock formations and a deserted lagoon.

Micro-nation based around a nine-story high illegally built tower.

The true depths of these stunning Moroccan caves are unknown.

An Aztec snake god has taken the material form of an apartment complex.

An Italian crevasse filled with abandoned buildings gives visitors a look at the world without humans.

Real bones which are said to have belonged to a Polish dragon.

This striking, two-toned confluence of rivers is visible from space.