Part bookstore, part café, and part forest.

Frida Kahlo's childhood home, now a museum of her life and works.

An island filled with hundreds of hanging, decomposing, decapitated dolls.

A collection of oddities including Dr. Kevorkian's suicide device, the Thanatron.

This knobby, drooping New Orleans oak is a favorite place both for climbing and for meeting giraffes.

New Orleans' famous cemetery, located on the site of a former race track.

A museum and shop on Bourbon Street located in the French Quarter.

This historic "City of the Dead" lies prominently in the center of New Orleans' famous Garden District.

The final resting place of New Orleans' most famous voodoo priestess.

This New Orleans tree is filled with hidden chimes that produce a carefully tuned melody.

This symbolic piece of New Orleans architecture is also home to a few ghastly stories.

The private clubhouse for the members of the Academy of Magical Arts.

A winding path built in secret on the edge of the continent.

Barcelona's historic 19th-century sewers, whose foundations were laid in medieval times, are open to the public for exploring.

Mountain where Jesus was first tempted by the Devil.

This cemetery features modernist statues as strange as its name.

These secluded and abandoned anti-aircraft defenses have become one the most scenic viewpoints in Barcelona.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

Gaze upon chocolate sculptures depicting everything from chariot races to Gaudí's famous church at this shrine to sweets.

A beautiful but toxic fountain of mercury.

This semi-secret storybook hedge maze is also the oldest garden in the city.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

A strange house built only at night, with rumored mystic inspiration.