Faceless white figures loom over the city from the rooftop.

Nestled in the heart of San Francisco’s bustling Financial District stands a unique homage to the Mayan and Beaux Arts.

This famous archeological mystery may be an ancient example of movable type.

The miraculous hydrant that saved the Mission District in 1906.

A tiny piece of the Moon is embedded in this stained glass masterpiece.

The final resting place of the great navigator, or maybe his brother.

New York City's smallest piece of private property.

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

These once-beautiful historic graveyards are set against the barren Virginia City hills.

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

The seamy, underground secrets of Portland's criminal past.

The final resting place of New Orleans' most famous voodoo priestess.

Venice's island of the dead.

The ancient tomb acts as a calendar that keeps perfect time.

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

Visible below the waves are memorials to the city's Gold Rush dead.