Away from the crowds of fishing enthusiasts, take a hike deep into the woods and journey into an eerie darkness.

The deepest spring in Missouri.

Around 50 million gallons of water flow from this spring every day.

A historic, scenic mill that was forced to close due to overlogging.

A 40-foot waterfall flows into this unique natural swimming hole.

Roaming bison and a spectacular view at the highest point in Nebraska.

Other-worldly rock formations and ancient fossils abound in this unique stretch of Nebraska badlands.

This erect, phallic geological spire wasn't always named so domestically.

The collection is housed in an exquisite mansion that makes you feel like you've been transported to an Italian villa.

One of the best examples of Art Deco architecture in the United States.

Home to the story of the outlaw turned funhouse mummy, Elmer McCurdy.

Only museum dedicated to women pilots, with personal artifacts from Amelia Earhart and other aviatrixes.

Tucked away on an empty wooded lot in suburban Oklahoma City lie the remnants of an abandoned circus camp.

Travel through the hidden underbelly of the city in colorful tunnels filled with art and history exhibits.

An immersive art experience built by local arts collaborative, Factory Obscura, in the building formerly known as The Womb, a psychedelic arts center founded by the frontman of the Flaming Lips.

One of the stops along the fateful journey of the Donner Party.

Created by Catalan artist Joan Miró in 1978 and made up of 350,000 tiles, this mural is the only large-scale glass mosaic the artist ever created.

Once an ancient sea, this landscape of rocky ravines is filled with the fossils of ancient marine life.

This three-dimensional brick mural is the longest of its kind in the United States.

Also known as the Cathedral of the Plains, this church holds the distinction of being one of the "8 Wonders of Kansas."

This lesser-known geographic marker was the reference point for all surveys of the continent for 75 years.

Journey up the capitol building's cupola for an amazing view of Topeka.

This 41,000-acre wetland complex is the largest marsh in the interior of the United States.

This artsy public restroom is shaped like a giant john.