Though its branches are painted bright colors by generations of locals, the tree is said to be a haunted portal to hell.

Volunteer-run library dedicated to exploring five decades of activism history.

This abandoned Slovenian military barracks has become a punky-political art squat.

A collection of fanzines, recordings, and documents detailing the rise and influence of the feminist punk movement.

The remains of the first punk club in L.A.

This tiny museum's sizable collection is jammed into a former underground public toilet.

This "zoo" is a cross between a junkyard and a sculpture garden, featuring animals you won't see anywhere else.

Sleep snuggled in a sphere suspended atop the forest canopy of Vancouver Island.

Louise Bourgeois' 30-foot-tall steel spider sculpture.

An amazing collection of fantastic reptiles, amphibians, spiders, and insects.

The "original web site," this farm in Northern Vermont encourages orb-weaver spiders to build their daily webs, and then sells the preserved masterpieces.

A disquieting Aztec sculpture displays hundreds of stone skulls representing the victims of human sacrifice.

Lima’s Museum of Anthropology is lined with thousands of elongated human craniums.

An existential riddle in the world's largest ancient castle.

The walls and ceiling of this Polish church are decorated with thousands of skulls, with another 21,000 skeletons just below.

The macabre graffiti spectacle in a quarry in a Massachusetts forest reservation.

Collection of skeletal systems from the "world's leading supplier of osteological specimens."

This shop and gallery is a modern-day cabinet of curiosities, unassumingly positioned along an urban thoroughfare.

The elaborate clockwork contraptions in this Scottish gallery create small worlds of whimsy and horror.

The eccentric mansion of one of the most popular horror authors of modern times.

A 16th-century horror show built in a lovely Italian garden.

The site of a tragic massacre that spawned a multimedia franchise.

A museum dedicated to the strange and extravagant costumes and memorabilia of the mummers, a tradition older than Philadelphia itself.

Enjoy a slice while browsing the world's largest collection of pizza memorabilia.