Catacombs and Crypts

A 1,000-year-old church holds the bones of the Christian martyrs who died hiding inside it.

The design of this historic domed church was influenced by Thomas Jefferson and intended as a statement of religious freedom.

Her final resting place was intended to be modest and private, but the power of her popularity continues to draw visitors.

The recovered bones of martyrs slaughtered during The Terror are on display in this church crypt.

Rome's ancient Etruscan rival, now a park full of ruins.

An underwater city for the dead.

The mass grave of a heroic Revolutionary War regiment sits below an empty lot near the Gowanus Canal.

Beneath the impressive baroque cathedral that rises from the center of Berlin lies the largest collection of Prussian royals in the world.

The mortal remains of a Russian prince, priest and paranormal investigator who came to America in 1792.

The name doubles as an appropriate adjective for this small ossuary.

A graveyard and memorial chapel for victims of leprosy.

The mystery of the Putim Ossuary involves a tricorn hat.

In 1830, cemetery workers in Cham unearthed a chamber housing thousands of skeletal remains from the 13th century, which can still be viewed today.

In a small churchyard in Dingolfing, Germany the quaint Schusterkapelle is there to remind you of your imminent mortality.

This quaint New Jersey graveyard is an eternal resting place for thousands of beloved pets.

These 17th-century mummies are no longer naturally preserved, but remain on display today.

Crumbling crypts and overgrown graves rise just out of arm's reach in this forgotten Buenos Aires graveyard.