Drink your espresso at a Victorian-era urinal in this underground-restroom-turned-coffee-bar.

A decommissioned tube carriage within a London museum hosts a regular pop-up supper club.

This bookstore serves recipes from the cookbooks on sale.

A 16th-century monastery boasts a lush array of plants native to Mexico’s most biodiverse region.

At this Oaxaca contest, artists turn purple produce into stunning depictions of saints, buildings, and La Pietà.

This cozy little museum is a journey through the history of Mongolia’s capital.

A nondescript dirt lot hides an intriguing center of shamanic healing.

This building has survived for more than a century and remains virtually untouched.

The oldest private art gallery in all of Hungary.

A Trabant car, a kangaroo statue, and a plethora of plants take over this abandoned-factory-turned-bar.

This Hungarian castle was built out of cardboard and wood until it proved so popular that it got upgraded to stone.

A 19th century artistocrat's mansion, turned into a library, hidden in a modern library.

Festival of Perpetual Life and Rebirth.

This abandoned island off the Venetian coast has been a radical monastery, a political prison, and a secret Nazi base.

The second-largest Jewish temple in Bulgaria was deserted after World War II, seized by the communist government and then abandoned again.

The bust of Romania’s most notorious ruler, Vlad Dracula aka "Vlad the Impaler," keeps watch over the ruins of his medieval court.

A giant portrait of an ancient king looms over the river.

Romania's only crater lake with water as pure as if distilled.

Moss and stone turn this waterfall into an otherworldly liquid veil.

This bone-filled cave got its name after they found 140 bear skeletons inside.

The possible imprisonment of Vlad the Impaler here earned the medieval castle its nickname, "Dracula's Castle."

Packed to the ceiling with antique taxidermy and hunting arms.

A stunning 18th century pharmacy and medieval chemist's collection.

This pump on the bad side of Victorian London betrayed a horrifying revelation about the water supply.