The doodles of a genius line the walls of a secret room under the Medici Chapel, where they were hidden for nearly 500 years.

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.

More gold than anywhere else, ever.

Some of New York's best tacos can be found in the back of an unassuming bodega in Queens.

A beautiful and abandoned New York subway station from 1904, complete with chandelier.

Crammed into several rooms of a Staten Island home, this museum is a vodka-soaked paean to the pleasures of drinking.

This 19th-century pub features stained-glass windows celebrating Victorian-era "champions."

Built in 1927, this pink stucco hotel once hosted stars of Hollywood’s silent movie era. Now it's being brought back to life.

Finally, you don't have to be a pious Swedish seaman to relax like one.

Every dish is blessed in this basement eatery beneath a Hare Krishna temple.

Come for the waffles, stay for more waffles.

A Ukrainian church canteen doles out hearty fare in an East Village basement.

Once a month, an Indonesian feast appears inside an Elmhurst church hall.

Next to the Leaning Tower of Pisa is a cemetery home to ancient sarcophagi and disturbing murals.

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

Love is in the air along the small street in Brooklyn.

This giant boulder is sandwiched between apartment complexes in upper Manhattan.

Rome's semi-secret peephole vista is also a former Crusader stronghold.

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

An alchemist's "magic door" stands in the middle of a Roman park.

More than 250 sakes are available in an izakaya hidden in the basement of a Midtown office building.

The fanciest public restroom in New York City boasts fresh flowers, art, and a classical music soundtrack.

There's a 12-foot-tall replica of the Washington Monument hidden under a manhole nearby.

A gothic church spire sits atop this skyscraper, the tallest church in the world.