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

The extensive collection of an amateur naturalist.

Local lore holds that Butch Cassidy took an escape route through Red Canyon's sandstone hoodoos after an attempted murder.

This little slice of old Jerusalem in Oklahoma is the evolution of a 90 year old passion play.

The mysterious round rocks of Schooner Gulch.

Exotic feline breeding compound and conservation center.

Standing in a state of "arrested decay," this ghost town allows for a detailed peek into Gold Rush life in an unusually harsh climate.

An extraordinarily ornate museum in San Diego holds wondrous anthropological treasures.

Where the line between entertainment and aerospace blurs.

The rusted remains of an ill-fated freighter lie just off the coast of South Manitou Island in Lake Michigan.

Towering basalt columns, a creation of fire and ice.

The world's only known button museum.

The steepest classic funicular in the world glides along a dizzying incline.

Former farm staffed by mental patients is now a public park.

See the computer’s history revealed over the course of 20,000 years.

Concrete crosses scattered across the Arizona scrubland which were used to align spy satellites.

This historic tower in the California desert promises visitors a "vortex of good vibes".

Celebrating the transformation of trash into objects of beauty.

An outdoor sculpture park of giant pink robots and post-apocalyptic Christmas scenes.

This strange seaside tower got its name from a wealthy eccentric who would hide coins among its stones.

Spinning silently in the lobby of an Art Deco masterwork is a massive vintage model of the Earth.

This geodesic gallery holds a collection of painted spheres that make traditional canvases look lazy by comparison.

Two hundred tons of pioneer artifacts were painstakingly recovered from a shipwreck at the bottom of the Missouri River.

This sci-fi gazebo located in a Washington power town is made from old bits of industrial electrical equipment.