An extensive collection of reliquaries containing the bones of saints housed in the largest Catholic church in Venice.

As can be expected from a centuries old church built in a canal city, the undercroft of this house of worship is beautifully flooded.

This museum is rotten with a century of wax medical deformities.

A large grotto built in the 16th century amidst Florence's famous Boboli gardens.

The oldest operating pharmacy in the world features 800-year-old recipes.

Drink wine handed out through a window as part of an age-old tradition.

The graveyard is filled with beautiful funerary art and boasts breathtaking views of Florence.

An Irish church where an 800-year-old mummy is reaching out of his coffin as if to shake hands.

The abandoned personal amusement park of the King of Pop.

Hidden in one of the skyscrapers on Bunker Hill, this museum features an 1895 stagecoach and peers into California’s gold-lined history.

A master of deception, Harry Houdini's greatest trick may have been living in two places at once.

A Los Angeles cemetery that was once at the center of a Supreme Court dispute.

These two monoliths have stood at the entrance to the neighborhood since the days it was called "Hollywoodland."

Inside this clubhouse is a cinephile's paradise.

Los Angeles's oldest cemetery allows visitors to trace the history of this proud city.

Small museum packed with artifacts recovered by the man rumored to be the real-life inspiration for Indiana Jones.

Left untouched since a double murder-suicide in the 1960s, Los Feliz murder mansion remains a neighborhood mystery.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

Venue for strange sideshow displays and musical acts.

It should come as no surprise that the best view of the Hollywood sign is from Batman's lair.

During prohibition, corrupt city officials ran drinking dens under the streets of Downtown Los Angeles.

Jesus' footprints and the first catacombs in the world.

At the crypt of St. Mary of Eulogies and the Dead you are left alone to ponder mortality among piles of skulls.

Hidden beneath the famous St. Peter's Basilica is a veritable city of the dead that may hold the remains of St. Peter himself.