The first "Hut" was actually a small brick building.

A diverse, expansive nature preserve in northeastern Kansas.

A whimsical monument marks the highest point in Kansas, not that you could tell by the looks of it.

Curious rock formations in a tiny Kansas state park.

Massive still life just off the highway in Kansas.

A crew of die-hard train buffs spent decades turning a defunct stretch of railway in Oklahoma City into a museum now home to over 50 antique and restored trains.

The only fully-realized skyscraper built by the famed American architect, Frank Lloyd Wright.

Once the smallest park in the national system.

An oil baron's wild paradise and the winner of an ill-fated air race.

The highest point in Oklahoma used to be a lawless outlaw's paradise.

The future of roadside attractions is this sci-fi soda mecca that is home to a 66-foot tall neon pop bottle.

If drivers cross the rumble strip on this stretch of Route 66 at just the right speed it plays "America the Beautiful."

This ranch on the banks of the Rio Grande is home to a little-known LGBTQ history of Mary Cabot Wheelwright, Marie Chabot, and two-spirit Navajo weaver Hastiin Klah.

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

Located near the U.S.-Mexico border, this park remembers the famous raid of General Francisco “Pancho” Villa and his soldiers.

An ode to the history of telephones inside a telephone building.

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

This old army installation has worn many hats throughout its history.

The remains of Abó, Gran Quivera, and Qurai are monuments to the long, complicated history of the Indigenous people of the Southwest.

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

These unique volcanic rock formations offer the perfect opportunity to camp and hike.

This remote camping site offers incredible stargazing opportunities.

A sprawling collection of over 106,000 toys from around the world.

Once a dining hall for boarding school students, this lodge was a popular haunt for nuclear physicists working on the Manhattan Project.