The only mine for rare earth elements in the United States has been intermittently active since the 1950s.

This giant temperature attraction created some giant electric bills.

In 1847, Brigham Young climbed this hill to survey the Salt Lake Valley and saw a fine place to build a city.

A monument to the egos of two railroad magnates that fell into decline along with their careers.

A museum chronicling pioneer life constructed over Interstate 80.

The mysterious white squirrels of this Illinois city are treated like sacred cows.

The longest navigable underground river in the United States is home to countless blind and albino animals.

The oldest operating Mississippi River–style steamboat still navigates the Ohio River.

This museum of miniature displays provides a journey through early American history.

Man-made geyser that rises to the exact height of the Gateway Arch.

A taxidermy “mermaid,” vampire-killing kits, and hundreds of other bizarre objects are housed at this quirky museum.

Buy a token from the liquor store and you can make this beast spew flames on command.

Known as the "Cross At The Crossroads," this massive metal cross is just short enough to avoid the FAA.

The legacy of an unsolved, gruesome murder rests beneath the spans of this historic bridge.

Historians and hobbyists head to this former French outpost for the annual Feast of the Hunters' Moon.

The evolution of recreational vehicles and motorhomes is on display in the “RV capital of the world."

A theme park featuring a replica of Noah's Ark built to the measurements specified in the Bible.

A 70,000-square-foot institution dedicated to a very literal, creationist perspective on the Book of Genesis.

An unusual, super-sized grocery adventure awaits in an Ohio suburb.

Where beautiful signs live on forever.

After a water tower painting was accused of being an ad, a simple fix was made that gave the city a motto.

You have to love a museum with a truly dedicated focus. A focus on Superman, for example.

The farm where one of America's greatest leaders was raised is now a well-appointed landmark.

You thought Santa Claus didn't exist, but it turns out you were wrong.