A common entry point to the Griffith Observatory trail holds its own wonders.

A library of rare occult books in Los Angeles.

An extraordinary collection of 18th century anatomical waxworks.

Eighteen mummies have stood guard behind the altar of this tiny church since 1833.

Anatomical cabinet holds unexpected treasures.

Hanging within this medieval church are the bones of a beast allegedly slain by a fourth-century saint.

This historic recreationist school churns out warriors that may very well have had a fighting chance in Rome's pits of the day.

Those who own or stay at this 500-year-old, allegedly cursed house often meet terrible fates.

The giant skeleton sculpture is surprisingly well-traveled.

The skulls and bones of thousands of soldiers line the walls of this small Italian chapel.

Venice's island of the dead.

Italian cave with exceptional acoustics and an unsavory history.

The secret medieval communication system will whisk your words above the noise of the crowd.

This mosaic-lined medieval church was built by the world's first admiral and still holds mass in ancient Greek.

Erotic art covers the walls of the largest ancient pleasure palace.

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

An incredible menagerie of more than 3 million taxidermied animals at the oldest science museum in Europe.

Medieval torture techniques with a modern conscience.

Walk through a fairytale in Tuscany.

Gigantic mosaic sculptures of the figures on Tarot cards fill this colorful Tuscan garden.

One of the largest caves in the world open to the public.

One of the most important yet well-hidden museums dedicated to the history of medicine.

Museum dedicated to literary greats of the Romantic Period is also the home in which Keats met his untimely end.

The astonishing collection of an infamous criminologist.