This former mining railroad is one of the best-preserved short lines in North America.

The self-proclaimed gateway to the Extraterrestrial Highway.

This sign designates the road that leads to the infamous Area 51.

An ill-fated attempt to grow wheat in the sagebrush steppe of northeastern Nevada.

The first Protestant church in Arizona and only Gothic Revival style adobe church in the world.

A mistaken marker makes an erroneous claim along the historic Old Divide Road.

Collection of vintage trailers double as hotel rooms.

The former home of the army detachment that captured Geronimo.

The state bird of New Mexico, constructed entirely out of garbage.

A giant "X" symbolizes the blood spilled from the brutal Juárez drug wars.

This unassuming North Austin neighborhood was built to test the novel idea of home air conditioning.

This eclectic Austin curiosity shop is home to all things strange and unusual.

This simple frog painting created by musician Daniel Johnston embodies the spirit of Austin.

A tiny graveyard with a mysterious past.

A pair of giant legs paying homage to a poem, a king, and it would seem, socks.

Hidden in the New Mexico desert southeast of Roswell, nine small deep lakes formed inside sinkholes.

A blacklight journey through a celestial art exhibit.

Inside this small museum resides a strange mix of miniature collections passed down over time.

The symbol was surreptitiously built into the river bank by German prisoners of war.

The outcropping is graffitied with the name of the beloved musical Muppet television series.

This bomb shelter-themed bar has barely changed since it opened.

Run by members of the Tohono O'odham Nation, this community farm nurtures traditional desert cultivars.

This church on a Tohono O'Odham reservation has stood since 1797.

This collection of vintage signs reflects the long and colorful history of this Arizona town.