This seemingly unremarkable boulder is said to bear the hoofprint of the devil himself.

Series of storm drains connected to a dark urban legend.

Explore the legends surrounding these mythical sea creatures inside this museum.

This grave marks the final resting place of pioneer John Chapman, better known as Johnny Appleseed.

This natural wonderland is a unique chance to explore a Carolina bay, a mysterious geological formation of unknown origin.

A monument to the sheer amount of oddities one can collect over a lifetime.

Garden dedicated to native carnivorous plants and site of huge flytrap heist.

An exotic reptile facility showcasing some of the rarest, most venomous snakes in the world.

Hidden behind West Philadelphia rowhomes is a haven for migratory and local bird species both ordinary and rare.

World's first "penitentiary," meant to be humane, drove men insane.

Century-old shop, specializing in Occult products.

A curious collection of oddities including a lock of Alexander Hamilton's hair and Harry Houdini's ouija board.

The site of one of history's most indelible and horrific tragedies.

Destructive children, start your engines.

A unusual sanctuary for abused and exotic animals in South Jersey.

In the woods of New Jersey lie the ruins of a munitions village abandoned after World War I and the remnants of a 1920s wooden racetrack.

Step inside Lucy, the world's largest "elephant."

In upstate New York, gorgeous waterfalls and a watermill are slowly being reclaimed by nature.

This exhibit allows visitors to wander through the interior of a replica Ice Age glacial cave.

According to local myth this cemetery is half evil spirits, half good—split down the middle.

"Dark Sky Park" is heaven on Earth for astronomers, one of the rare U.S. locations with no artificial light pollution.

A rock maze opens up to a panoramic viewpoint at an abandoned mine full of ghost stories.

It marks the spooky spot where the bodies of two young boys were found in the 19th century.

A stone arch leads to a cavernous 1930s spring house tucked away in the Pennsylvania woods.