Come for the fried chicken, stay for the history at Oklahoma's oldest bar.

An Oklahoma museum that celebrates the history of the "Mother Road."

One of the deepest springs in Missouri.

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

Once an ambitious nature spa, these forest ruins now provide a serene monument to failure.

The final remnant of the Arkansas zinc industry is this historically protected ghost town.

An abandoned early-20th-century boomtown sits within the Calico Rock city limits.

Peak named for an old man who liked to run in the nude.

A small World War II museum housed in what was once the largest navigation school in the United States.

A peculiar forest that was handcrafted for government experiments.

An unexpected but incredible collection of wildlife dioramas spanning rainforests, swamps, forests, and plains.

This impressive ledge seems to float above the Upper Buffalo Wilderness.

Three markers installed over the course of 140 years mark the point where Arkansas, Missouri, and Oklahoma converge.

A whimsical tower with a spiral staircase, inspired by the Space Age and the Möbius strip.

A modernist landscape of water and sci-fi concrete.

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

The largest riverfront opening cave in the Ozarks.

From a canyon-like gorge, more than 20 million gallons of water emerge every day, while a smaller spring drips down, creating the illusion of an endless, gentle waterfall.

These waterfalls can be twins or triplets, depending on how much it's rained recently.

The highest waterfall between the Rockies and the Appalachian Mountains.

Home to a seasonal waterfall and swimming hole in the Ouachita Mountains.

A beautiful botanical garden in the heart of the Natural State.

Everything in this miniature world was handmade from matches, paperclips, wires, tin cans, and other everyday objects.

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.