Colorado's only true geyser is hidden within the San Juan National Forest.

A collection of fading fantasy tchotchkes lines this dirt road in the Colorado wilderness.

The world's largest key collection features keys to the White House, Frankenstein's castle, and Hitler's bunker.

The moving metal works of one troubled artist can still be viewed on his front lawn... for now.

This tea house was a hand-built gift from Boulder's sister city in Tajikstan.

This super steep hike ascends 2,000 feet in less than a mile.

A little-known hot spring haven right below the highway.

Rather than a run-of-the-mill franchise hotel, this lodging has been decked out in dinosaur decor.

Silver in the hills led to the speedy creation of this boom town and a lack of it saw the town abandoned nearly as quickly.

This Colorado hiking trail provides a small gold mine of abandoned gold mines.

This "zoo" is a cross between a junkyard and a sculpture garden, featuring animals you won't see anywhere else.

Hidden beneath a bridge, this waterfall is known for the large amounts of graffiti painted on its base.

This modern antique shop is a museum for 1980's Saturday morning cartoon culture.

Wondrous sandstone hoodoos where Native Americans collected clay for pottery, 9,000 years ago.

Hidden away in the city of Madison, Wisconsin is a nearly forgotten home that Frank Lloyd Wright built for a childhood friend.

One of Frank Lloyd Wright's final works was this UFO church.

Six tiny houses built for working class people form the largest intentional cluster of Wright homes anywhere.

The house that Frank Lloyd Wright "(shook) out of his sleeve at will" at the age of 86.

One of Frank Lloyd Wright's greatest—and favorite—architectural masterpieces was almost lost.

This unique crypt designed by Frank Lloyd Wright for his longtime friend was not completed in either man's lifetime.

A snapshot of the city's fascinating voodoo culture.

An abandoned lighthouse awaits its destiny: being buried under shifting sand.

The world's largest secondhand book market is a haven for bibliophiles and bargain hunters.

A whopping 14,000 copper coins cover this miniature fighter jet.