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

This hidden Art Nouveau courtyard is an opulent feast for the eyes.

A sulfuric hellscape in southern Italy.

This magical-looking island is notorious for the misfortunes suffered by its owners.

This shining multicolored metro station deep under Naples is said to be the most beautiful in Europe.

The burial place of an obscure North African saint was turned into a macabre body preservation factory for the 17th-century Neapolitan elite.

This medieval city gate is now a blend of the past and the modern world.

The eclectic seaside sanctuary caters to a rather fowl crowd.

Two geological phenomena in one precarious locale: a towering stone window, and a deep blue void.

In the sleepy town of Gozo exists a reproduction of the entire town of Bethlehem.

This 50-foot-deep sinkhole created in the 14th century is home to rare plants and fungi.

The fishing boats that moor in this small lagoon enter and leave through a tunnel to the sea.

This unique building in the main square stands out among the city's typically Baroque architecture.

The Jesus tree of Malta bears a striking resemblance to Christ on the cross.

The floor of this spectacular Baroque sanctuary is covered in memento mori.

An abandoned set from the 1980 film "Popeye," claimed and repurposed as a theme park by creative locals.

A Victorian cemetery in the heart of Brooklyn remains a popular mecca of morbid curiosity.

The final resting place of the great escape artist, where some still gather to wait for his escape from death.

A discreet little stairway on St. Nicholas Avenue leads to a quaint and unexpected cobblestone street of 19th century wooden rowhouses.

“Invented in Key West, Perfected in Brooklyn."

Peek through the gates at this oasis from the city, full of Old English charm.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

Just your average Marie Antoinette–themed speakeasy in an abandoned 19th-century subway tunnel.

Sniff the Titan Arum's rotting flesh.