Architectureal fantasy quarter of Rome.

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

This basilica is dedicated to two saints, one of which is known more for his famous quote.

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

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

The Italian revolutionary's legendary wife is portrayed on horseback waving a gun and holding her child in this memorial on the Janiculum.

This subterranean shrine beneath a bike rental store celebrates the iconic Italian scooter.

One of several skulls claiming to belong to the beheaded St. John the Baptist is on display at this Roman church.

In Rome’s Jewish ghetto, a 200-year-old bakery still makes the neighborhood’s historic sweets.

This one-of-a-kind Roman arch is not actually dedicated to the god Janus.

The only remaining arch of the oldest stone bridge in Rome stands in the middle of the Tiber.

This small, ancient Roman temple was once a church dedicated to the patron saint of penitents.

This curious, round temple is the oldest still-standing marble building in Rome.

The only "Egyptian" pyramid in Europe and the legendary tomb of Remus.

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

Small ship votives hang from the vaulted ceiling of this port-side church with a Latin inscription on the wall.

One of Rome's most picturesque and original bridges was also a popular choice for Grand Tour artists.

The oldest place in Hartford is a cemetery with thousands of bodies stacked beneath the grass.

An easy-to-miss plaque marks the building that first held this 19th-century telephone innovation.

The ruins of an abandoned 18th-century town that is slowly being reclaimed by the forest.

This giant ice cream cone is the last remaining icon of a Salt Lake City staple.

Visitors to this library are in for a real-world education in modernist architecture.

This futuristically sylvan church is a glass-enclosed marvel of modern architecture.

One of the last remaining World War II Victory Gardens in the U.S. is quietly growing across from Fenway Park.