Notorious artist squat renovated into legal studios.

This 1,300 year old monastery built atop a single rock was once only accessible depending on the whims of the tide.

France's most famous cemetery, with some of its most curious tombs.

High atop a Mexican rainforest mountain, this ancient pyramid once drew pilgrims countries away.

An Aztec temple, the largest man-made pyramid in the world, sits buried in earth with a Spanish church set on top.

The ruins of an ancient city built by Mayan traders is centered around a temple of a sacred feathered serpent deity.

An indigenous take on European design creates a stunning visual overload.

An airy Art Deco space devoted to the weird and wonderful folk art traditions of Mexico.

Gilded heaven for philatelists and architecture freaks, still in full working order despite sitting atop tremulous ground.

A jaw-dropping "megalibrary" that turns book-browsing into a geometric adventure.

A jewel of the Mexico city skyline now slowly crumbles after surviving an earthquake.

The only castle in North America to ever house European sovereigns.

Diego Rivera's massive tiled fountain and failed infrastructure project.

The famous artist couple lived and worked here, in two different houses separated by a bridge.

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

This crumbling Art Deco movie palace in Mexico City has been abandoned for two decades.

Superstitious? Discover the witchy side of Mexico through its largest esoteric market.

High on a hill overlooking Los Angeles lives a world famous, high power conical Tesla Coil.

The legendary building that needed ghostly approval before being built.

"We Seceded Where Others Failed."

One-time winter retreats of prolific inventor Thomas Edison and his friend Henry Ford.

This legendary "evil" doll has been haunting the citizens of Key West for over 100 years.

Florida's oldest bar was once a morgue, complete with a hanging tree and gravestones.

This statue inspired by Renoir's famous painting embodies the jovial spirit of Key West.