A tongue-in-cheek arcade where the games are based on everyday life.

This picturesque horseshoe weir was first built in the 1600s to prevent flooding in the town of Bath.

This museum houses an imposing skeleton army comprised of creatures great and small.

In the best of all possible worlds, everyone will get a chance to see this statue in which Voltaire's heart is interred.

The highest peak in Puerto Rico is home to a rare fern that can only be found on six trees at its summit.

This chapel on a cliff is renowned for its healing powers and was founded on the site of a supposed divine intervention.

An enormous natural sandstone bridge in Kentucky.

The only building in Louisville (hopefully) that contains two ancient holy skeletons.

Moonbows over Kentucky.

A collection of relics from the Spiritualist Camp Chesterfield.

A late sculptor's last project was to turn this abandoned cement factory into a castle-themed amusement park.

An exclusive waiting room built for the royal family in the 1920s is hidden in Milan’s central station.

The odd depiction of the Virgin Mary and baby Jesus is rooted in the Catholic Church's eradication of Catharism.

Venice's island of the dead.

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

Indents in the pavement are all that remain from a grisly death machine in Paris.

Hidden away in a modern library are the remains of one of the 18th century's most celebrated wunderkammers.

This massive library holds what was once the largest book collection in the world.

The very center of Paris is surrounded by a bevy of strange good luck rituals.

Caves famous for the dragon-slaying saint who lived there.

For centuries no one knew there were hundreds of bones and precious artwork hidden beneath this Swiss church.

Among the ostentatious rococo ornamentation of this church, an image of death cuts the life-thread.