This otherworldly church spire reaches up toward the heavens.

A remarkably opulent mansion with a tragic history.

Community bookshelf of 25-foot-tall book spines.

This abandoned prison castle has become an imposing gallery of graffiti art.

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

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

A tiny racehorse graveyard in the middle of a quiet Kansas City suburb.

The first car-centric shopping plaza in the U.S. brought a little bit of Spain to downtown Kansas City.

Step back in time at this 1950s display home, built to showcase once cutting-edge electric amenities.

Why settle for barbecue chips when you can get actual barbecue?

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.

A piece of John the Baptist in the American heartland.

This unconventional used book store was once in the news for the surprising act of burning books.

On the outskirts of San Antonio, a small bridge is said to be the home of a mysterious local legend known as the "Donkey Lady."

The only museum dedicated to the history of the "Magic Lantern," a medieval slide projector.

A real flying saucer, contracted by the U.S. Air Force.

The entrance to this sinisterly named tunnel hides behind a Tim Hortons.

The largest ancient burial mound in Ohio.

A monument to a Native American leader who was known for never breaking a promise and met his end after signing a deal with white settlers.

The inventor of a number of hybrid corn species is immortalized with a field of giant corn.

A 2,000-year-old Adena burial mound located along a busy street in Columbus, Ohio.

A miniature world of concrete and stone in Springfield, Ohio.

The largest earthwork effigy in the world.

This humble star-gazing center touts itself as the "Birthplace of American Astronomy."