The restored and active Victorian-era final resting place of San Francisco.

A church filled with the bones of hundreds of virgins martyrs—or so they say.

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

A house of bones — but nobody is quite sure to whom they belong.

An Austrian house of bones filled with hundreds of intricately painted skulls.

In the remote high desert of New Mexico, a strange array of poles beckon fury from above.

An underground mansion with fruit-bearing trees and grapes growing beneath the surface of central California.

The crypts of Capuchin friars decorated with the bones of over 4,000 friars, including an entire "crypt of pelvises."

In the middle of an extremely unforgiving and desolate high desert is the most secret military facility in the world.

Mummified monks and the accidentally interred, in a 17th-century crypt.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

A modern day curiosity cabinet.

A museum celebrating the Victorian obsession with hair art.