Mexico City's residents are being watched by this state surveillance headquarters, designed by architects with a flair for intimidation.

The Art Deco Silver Screen.

Home with Gothic windows featured in a famous painting.

A remarkably futuristic building sits in the oldest town in Louisiana.

A historic, century-old house plopped along the perimeter of Houston's ballpark.

Local arts organization founded in a former church.

Beer lover's can-covered house.

A mysterious drive-in nestled in the forest that leaves little to the imagination.

This abandoned, windowless concrete block is one of the strangest buildings in Tulsa.

A half-size replica of the World Trade Center towers above Tulsa.

This crumbling UFO is one of only a few remaining "moveable ski chalets" of its kind.

A six-person chapel in the middle of Alberta's badlands.

A modernist landscape of water and sci-fi concrete.

Few other hotels can rival the grandeur of the Castle in the Rockies.

An immersive art experience built by local arts collaborative, Factory Obscura, in the building formerly known as The Womb, a psychedelic arts center founded by the frontman of the Flaming Lips.

At just six feet two inches deep, it is said by Guiness and Ripley to be the world’s narrowest freestanding office building.

The narrowest street in Canada was once a spot for dastardly doings, now a historic piece of Chinatown.

This tiny home built on revenge appears to be scarcely wider than a Volkswagen.

Perhaps the world's only gas station inspired by a political scandal.

One of the smallest towns in the United States.

A spring-fed pool so deep it's used for scuba diving as well as swimming.

An architect's childhood fantasy treehouse made real.

A Prada store in the West Texas desert that is never open for business.

An architect in Aspen used psychedelics as his muse while building this mushroom masterpiece.