One of Detroit’s oldest blues clubs stands in defiance of the passage of time and the city’s shifting fortunes.

The grandiose interior of this bar speaks to its past as home to famous jewelers and railway offices.

This feline raises a friendly paw at drivers barreling toward the freeway.

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

These elevated trucks were put in place as a middle finger to The Man, but are now considered folk art.

Speak to a companion on the other side of the room loud and clear through this architectural anomaly.

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

A subterranean haunt where wine and homemade biscottis are always on the menu.

Two hundred tons of pioneer artifacts were painstakingly recovered from a shipwreck at the bottom of the Missouri River.

Like Stonehenge, but with boats and oodles more charm.

This historic cliffside mansion uses a natural cave for air conditioning.

A 35-foot-tall fork stuck in the ground outside an office building in Missouri.

In the St. Francois Mountains in the Ozarks at 1,772 feet above sea level, Taum Sauk Mountain is the highest (and possibly oldest) peak in Missouri.

Giant granite rocks standing end-to-end like a train of circus elephants.

This mosaic-covered bar is brimming with curated curios.

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.

400 million-year old limestone caverns nestled in the Ozarks served as shelter and a hideout for cultures throughout North American history.

Erosion and time have created a naturally-formed water park.

Community bookshelf of 25-foot-tall book spines.

European castle ruins in an American state park are actually the product of death and grief.

Curious cave that stays a cool 56 degrees all year long.

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

The world's largest man-made underground caverns offer unparalleled underwater wonders.

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