An ossuary built in 1210 to collect bones from the Ospedale Maggiore of Milan.

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

A church of bones, decorated with 40,000 human skeletons.

Super Robot anime statue guards a forgotten suburban development in Tarragona.

This macabre masterpiece of a mural is one of Francisco Goya's "Black Paintings."

A signal indicates the entrance to this alley, rumored to be a meeting place for witches.

Shrapnel, dynamite, bullets and Franco couldn't destroy this bust, rescued and kept hidden as a family secret for over 40 years.

A complimentary beverage is offered to the bodega's resident rodents every day.

A museum in the childhood house of a medical pioneer.

One of the best collections of wax anatomical models in the world.