A military museum and library dedicated to the citizen soldier.

This museum celebrating the almighty dollar lets visitors literally stand in the shadow of a million bucks.

A gothic church spire sits atop this skyscraper, the tallest church in the world.

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.

The world's only known button museum.

This whimsical Oz-themed park had a wonderful impact on the surrounding neighborhood.

The unluckiest U-boat in the entire German fleet is now on display in a Chicago museum.

This memorial plaque remembers a strangely shallow maritime disaster known as "Chicago's Titanic."

Cemetery featuring rare glass-fronted columbarium.

Museum dedicated to the art of cutting and polishing stones.

A giant bronze coil of feces is both a tribute to doggie defecation and a reminder to pick it up.

This unauthorized stone mermaid was secretly carved out of public stone before being permanently preserved.

What may be America's largest classic video game arcade lurks inconspicuously in a Chicago suburb.

A monument to the art of slicing people open.

Chicago's museum dedicated to the history of bondage and fetishism is more textbook than titillation.

One of the smallest towns in the United States.

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

An entire city block built completely out of petrified wood.

A waterfall 600 ft. inside a mountain, once the bane of gold miners, is now a spectacle of nature.

The Quapaw tribe supplies the meat and produce in this Oklahoma casino restaurant.

A museum honoring Oklahoma military service, where you can look into Hitler's mirror and see a Mickey Mouse gas mask.

Residents of Fremont in Seattle have considered it the center of the universe since the 1970s.

A funhouse dummy that turned out to be a real life mummy, Elmer McCurdy is an urban legend come true.

American bison herd descending directly from a Bronx Zoo breeding program that saved the species from extinction.