Built to house a chapter of the Knights Templar, this grandiose building is a relic of Freemasonry in Chicago a century ago.

These pretty kitties killed and ate as many as 135 railway workers.

First planned industrial community in the United States.

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

A little-known subterranean street runs under some of the best-known buildings in Chicago's River North.

The world's only known button museum.

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

A once-booming Mississippi River town with a history of racial violence is now eerie and mostly abandoned.

This morbid, delightful curiosity shop offers everything from animal bones to human teeth.

This titanic oil company sign is a reminder of the Americana boom of the 1970s and also its commoditization.

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

The red brick house where the father of rock 'n' roll wrote some of his classic hits.

The maximum security facility was once thought to have "the bloodiest 47 acres in America."

The World's Largest Bull.

The world’s largest truck stop includes a barber shop, chiropractor, and a huge museum with antique trucks.

This zombie-themed restaurant stands out in the heart of corn country.

The world's only three-story rotary jail is now a museum to a bizarre trend in prison design.

An idle pastime becomes a record holder in Boys Town, Nebraska.

This collection of neon icons is preserving Arizona's history, one sign at a time.

The only pig museum in the U.S. holds one of the world's largest collections of pig items.

Over 600 vacuum cleaners stack the shelves of what may be the cleanest museum in America.

Another in a long tradition of legends regarding infernal seats.

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.

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