The world’s largest combined collection of U.S. and Russian aircraft got its start in a poultry building.

The grandson of a Kiowa chief created what has become the iconic symbol of a city on the Plains.

The ruins of a 19th century shelter run by the Independent Order of Odd Fellows.

The site of the first daylight, peacetime bank robbery by the James gang.

A remarkably opulent mansion with a tragic history.

This mansion was made famous by its colorful cast of owners and location along the Sante Fe Trail.

This otherworldly church spire reaches up toward the heavens.

Learn about puppetry and get a chance to make your own puppet.

The creator of the Kewpie doll's former home has been turned into a museum celebrating her life and work.

If there's another drive-through golf-cart bar in a bat-filled cave on top of a mountain, we don't know about it.

The Old Courthouse takes visitors on a captivating trip through St. Louis' timeline.

Less a museum than a bizarre fantasy world created by artists and engineers.

A geological oddity formed by two rivers carving out a mass of limestone on both sides.

Named for the 39 tribes that live in Oklahoma, this restaurant's menu deliciously highlights local flavors.

The largest single-building tribal cultural center in the U.S. is an expansive museum in Oklahoma City.

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

This downtown Dallas art installation is always on the lookout.

The Bucyrus-Erie model 1850B electric shovel, or "Big Brutus," the largest existing electric shovel in the world.

One of America's first planned communities is preserved in a state park.

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

The fastest mail service in the west is tracked and memorialized along this 1,400 mile trail.

The face of the famed flier in a hillside in her hometown.

The oldest bar in Missouri is hidden within a limestone brewery cellar more than 50 feet underground.

An artistically engineered dam designed to honor the relationship between humankind and nature.