This historic house museum that celebrates one of the world's most influential social reformers is also one of the most haunted locations in Chicago.

This long unused shot tower on the Mississippi remains a point of pride for a small city in Iowa.

Chilly air billows out from the entrance of an abandoned mine on a steep hillside, providing a refuge for Ice Age fauna and flora.

This tiny site in Iowa, part of a patchwork national wildlife refuge, is home to ancient flora and fauna.

A roadside spring pooling in an old bathtub where anyone can stop and sip.

An authentic Dutch windmill, built in the Netherlands and shipped to Wisconsin.

The site of Billy the Kid’s most famous escape and the end to the Lincoln County War.

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

The entire history of the U.S. Space Shuttle Program is painted on an enormous roadside water tank.

This 1950s-era nostalgic roadside New Mexico attraction consists of a quirky curio store and museum embedded into the face of a cave.

One of the few slot canyons in New Mexico, this area is fantastic for hiking, camping, and stargazing.

This high desert botanical garden is a unique display of New Mexico’s ecology and culture.

An immersive environment that is part haunted house, part choose-your-own-adventure, and part jungle gym.

These Pre-Columbian petroglyphs contain representations of birds, deer, hunters, and even some early Native flute players.

This opulent Pueblo Deco movie palace melds Art Deco and Native American motifs.

A 6,888-carat piece of turquoise that bears a striking resemblance to the first President of the United States.

High in the Sacramento Mountains, a facility dedicated to studying the sun.

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

A museum dedicated to the alleged Roswell Incident.

A blacklight journey through a celestial art exhibit.

This fast-food outlet is the only space and UFO-themed McDonalds in the world.

A series of vibrant murals celebrate the culture and community of Oakland.

This small oasis of flora and art was created in remembrance of a local auto business owner.

The first mural ever dedicated to the women of the Black Panther Party.