One man has carved a number of natural New Mexico caves into psychedelic sandstone temples.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

The unique waterfall in Iceland's south features a backdrop of geometric black lava columns.

An enormous, inside-out glass globe built in 1935.

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

A roaring, awe-inspiring double cascade of icy water flows through woodland Oregon like something out of a Tolkien novel.

A terrific purveyor of natural history objects and curios.

La Monte Young and Marian Zazeela's "Dream House" will immerse you in an ever changing world of sound and light.

The world's largest fully steerable radio telescope.

An alternate history park where the Union Army loses the war... to dinosaurs.

The flower-shaped temple in Virginia aims to transcend the boundaries of the world’s religions.

Metal water storage tank turned ethereal concert hall.

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

At this Denver landmark, the meals are compulsory, the sopapillas are complimentary, and the insanity is everywhere.

Abandoned silver mine strewn with wrecked and twisted structures.

The highest bridge in America was built for an almost unnervingly small amount of money.

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

The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.

The remains of a failed attempt at medieval nerdery are hidden deep in the woods of Virginia.

Site of a former hidden treehouse in New Orleans.

Despite the ever pressing encroachment of urban sprawl this grand New Orleans manse still stands.

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

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

An extensive collection of fine art devoted to man's best friend.