A cave network located at the southernmost tip of mainland Greece was once believed to be an entrance to Hades.

Hellam Township is reputed to feature seven remote gates, which when passed through in the right order, open an entrance to hell.

Rodin's famous depiction of Dante's 'Inferno', amidst a sculpture garden of many of his other works.

A restaurant and lodge in northern Wisconsin which served as a clandestine hideout for John Dillinger and featured one of the most famous botched FBI raids in history.

Secret Manor, a house full of legends, the least of which is the haunting of long-deceased ladies of pleasure.

Museum deep in the catacombs of St. Michael the Archangel Church is explored by touch, sound, and smell.

The largest university building in the West is a gothic masterpiece containing dozens of theme rooms based on different countries.

Superstitious? Discover the witchy side of Mexico through its largest esoteric market.

According to one local tradition, the entrance to the Voodoo underworld can be found in New Orleans through seven gates scattered throughout the city's French Quarter.

Last stop before the top of the highest peak in the world.

A two thousand year old brothel uncovered in Northern Greece.

This cemetery has graves dating back to the 17th century, including the city's oldest carved tombstone and an ominous cryptogram.

Sparkling, calcite-covered skeletons of children who may have been sacrificed to appease an angry god.

The fifth-longest suspension bridge the world, connecting one Michigan peninsula to another.

A miscalculation turns a very shallow freshwater lake into a very deep saltwater lake.

The hermits of Karoulia protect their asocial lifestyles by living on the vertical face of a treacherous precipice.

French scientists make up the majority of the few humans to occupy this remote island in the extreme southern Indian Ocean.

The original "capsule building" is a masterpiece of Metabolist architecture.

Final resting place of Geronimo, Quanah Parker, and the first atomic gun ever fired.

An abandoned castle owned and ignored by Masons carries a cursed history.

Paranormal activity on the great lakes.

The longest hedge maze in the world.

Seventeen oak trees sprout from the roof and walls of this tiny chapel without any visual evidence of roots.

A stunning, two-tiered waterfall made famous by poets, artists and the legend of a ghost dog.