A nuclear power plant abandoned along with an international allegience.

A legendary tree towers within its own vibrant sanctuary.

This incredibly diverse research station is one of the largest tropical botanical gardens in the world.

This orchid sanctuary protects countless varieties of the flower, from the huge to the microscopic.

Tour the world's largest deep-hole dimension granite quarry, where you can view the plant where gravestones are made and roll a ball down the outdoor granite bowling alley.

A recreated sign from the movie Jumanji has become a makeshift tribute to the film's late star.

This narrow canyon has been carved by the river over thousands of years into spectacular and curious forms.

The exact whereabouts of this surreal cabinet of curiosities are rarely the same place twice.

Last residence of H.P. Lovecraft featured in his story "The Haunter of the Dark."

Three prestigious academic collections come together to create a world-class natural history museum.

This Boston medical museum features the skull of the famous medical case of Phineas Gage.

The only structure left with direct ties to the Salem witchcraft trials of 1692.

An Escher-inspired library dedicated to the wonders of the human mind, yet closed to the public.

A wunderkammer hidden on the top floor of the Hartford statehouse.

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

An enormous overgrown greenhouse teeming with graffiti and wildlife.

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

An abandoned cemetery lies in ruins as the surrounding forest swallows it whole.

Enchanting gardens surround a derelict mansion, all hidden in plain sight behind a stone wall.

Fiji mermaids, mummified remains, and recreated cryptids are among the morbid oddities at this Maryland museum.

The haunting "Hell House Altar" is one of the few remnants of an abandoned college that has been a magnet for local legends.

A particularly creepy abandoned hospital that sparks interest for lovers of the supernatural.

Stroll through a wonderland of stupendous moss-covered trees.

The flower-shaped temple in Virginia aims to transcend the boundaries of the world’s religions.