This desert oddity hides in plain sight thanks to a cartographic error and a desert explorer with a punny sense of humor.

In the middle of the desert, miles from any human life, sat an anomalous pay phone that still magically answers your calls.

The abandoned train depot now doubles as a well-placed rest stop for those who take the road less traveled.

The largest dune field in the Mojave offers a chance of hearing the 'singing sands.'

The ghostly remains of an accidental sea.

A black and white painted wall creates an optical illusion in the California desert.

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

Finale of "William Tell Overture" can be heard as drivers pass over grooves in the road.

Where Mary Shelley’s "Frankenstein" and John William Polidori's "The Vampyre" were born.

The randomness of this wall of lava lamps helps encrypt up to 10 percent of the internet.

Travelers leave tea kettles in a remote part of Death Valley as part of a mysterious, decades-old tradition.

Ten 25-foot-tall, beehive-shaped kilns, abandoned in Death Valley.

This Minnesota-shaped forest is actually located in the state it is shaped like.

Home to part of the world’s largest private collection of original manuscripts and documents.

A fence constructed completely of skis on Monroe Street.

A collection of pianos and more guaranteed to delight anyone interested in music history.

Direct, creative challenge to Mother Nature's winter wrath.

Duluth mineral magnates built this charming art deco lodge to be their private clubhouse.

Ever wanted to can Spam?

The bugs crawling down the front of this office building are almost as big as a '68 VW Beetle.

The Twisted Trees of Alticane are an unnerving grove of Quaking Aspen, apparently mutated from a single source, giving them a twisted and unnatural appearance.

The remains of a enormous earthen figure of unknown origins cuts across a rural Wisconsin road.

This large midwestern cavern features impressive rock formations and an underground waterfall.

The largest earthwork effigy in the world.