Its history includes dinosaur fossils, cattle rustlers, Georgia O'Keeffe, and a mythical giant rattlesnake named Vivaron.

Florence’s mother built a stairway down to her daughter’s coffin so she could comfort her during storms.

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

Community bookshelf of 25-foot-tall book spines.

A nearly abandoned 19th-century town on the Palouse.

Tucked away between two 19th-century buildings, this small shop specializes in the macabre.

An abandoned concrete jungle surrounded by a lush park.

An old spiral fire escape dangles above a public courtyard in Midtown Oklahoma City.

This former mining town was named the most toxic town in America.

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

The Grand Canyon of Texas.

A half-mile long and three stories high, this bridge over the Des Moines River Valley mimics a descent into a mine shaft.

The "World's Largest Underground Business Complex," a 55,000,000-square-foot city underneath Missouri.

The world's largest collection of fine-scale miniatures and one the nation's largest collections of antique toys.

This Italianate Villa-style castle is pretty to look at, just keep off the private property.

This sacred space and gathering spot for the Wyandot Nation has been the surrounded by controversy and confusion.

Hidden high on a remote mountain peak is a humbling and mysterious Vietnam War memorial.

Silver in the hills led to the speedy creation of this boom town and a lack of it saw the town abandoned nearly as quickly.

The history of the treatment of mental illness, illustrated in all its gory detail, and housed in an asylum.

This shallow pit was once used to send over 20,000 buffalo plummeting to their death.

When ecosystems collide in the arid Southwest.

Over 50 historic windmills whir away at this outdoor museum.

Open-air cremations in Colorado's self-proclaimed spiritual mecca.

A cemetery housing wild west legends in South Dakota.