Places We All Pod Down Here Wants to Go

A forgotten "city of water" underneath the famous Trevi district.

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

The Pope’s secret escape route.

Inside this McDonald's you can dine on your Big Mac and fries next to a 2,500-year-old Roman wall.

A Nesting Doll of Churches.

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

This beautiful park on the outskirts of Rome protects the ruins of two colossal ancient aqueducts.

Jesus' footprints and the first catacombs in the world.

The underground sanctuary of a mysterious ancient cult.

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

The engineering wonder and pleasure dome of a much-maligned emperor still holds undiscovered secrets.

The skull of the patron saint of lovers lies in the Basilica di Santa Maria in Cosmedin—maybe.

The final resting place of the poets Shelley and Keats.

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

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

The largest puppetry museum in the United States houses the world's most complete collection of Jim Henson artifacts.

The world's first time capsule lies behind a welded steel door in Atlanta.

One of corporate America's best-kept secrets is also one of the most publicly displayed.

Developers built a Walmart around one family's plot and constructed a mausoleum in the parking lot.

A colorful square marks the heart of the city's LGBTQ community.

This old school, eccentric, and independent video rental store refuses to die.

This stone is a marker of one millionaire's personal vendetta against gravity.

Tour the sci-fi-esque reality of governmental disease management.

Could this grave be the true resting place of legendary gunfighter "Doc" Holliday? Unclear.