A treasure trove of Renaissance-era funerary art in a Roman church built on top of Nero's grave.

The studio built by fascists in the hopes of "reviving the film industry" with the occasional propaganda film opportunity thrown in.

This Roman arch marks the location of an ancient gate at one of the Seven Hills of Rome.

This ritzy Italian market is built around a statue of an unforgiven heretic who was burned for his belief in an endless universe.

The yawning maw of this pagan visage is said to bite off the hands of liars.

A master of trompe-l'oeil creates a stunning, tourist-fooling dome out of a flat ceiling.

Hundreds of lucky felines haunt the ruins where Caesar was murdered.

The crypts of Capuchin friars decorated with the bones of over 4,000 friars, including an entire "crypt of pelvises."

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

This spooky statue sits outside a famous Prague theater.

An eerie, existential museum dedicated to the author of "The Metamorphosis."

Macabre astrological automaton clock dating to the late 1400s.

A macabre farm reserved part of its 222-acres for dead bodies, all in the name of science.

Featuring the largest CinemaScope screen in Pennsylvania, this drive-in has entertained moviegoers for more than half a century.

The final resting place of the Hollywood star who came to a tragic end.

A pride of the state, this working museum crafts pottery mosaics in the style of Pennsylvania's earliest European settlers.

This historic old movie house was the scene of one of the Blob's most iconic attacks.

A glittering Thai Buddhist temple in suburban Pennsylvania.

This Philly landmark has a giant butterfly pavilion, three floors of insect displays, and withstood a $40,000 heist.

This stone tower marks a lookout point over the historic Washington Crossing, and maybe some buried treasure.

Enjoy a slice while browsing the world's largest collection of pizza memorabilia.

This park contains a number of standing stones meant to heal and inspire.

A failed piece of Orientalism has become the proud symbol of a community.

This might just be the TARDIS of bookstores.