A chilling disappearance (and rescue) of a child uncovers a geological mystery.

This former Indiana quarry has been transformed into a park and SCUBA site where divers can explore the drowned mining equipment.

Train cars and railroad artifacts abound at this restaurant devoted to railway history.

This giant temperature attraction created some giant electric bills.

Finally the worlds of UFO enthusiasts and beef jerky lovers have come together in this roadside shop.

Oh, just a motel on the edge of the desert decorated with thousands of clowns conveniently located next to an abandoned graveyard.

In the middle of an extremely unforgiving and desolate high desert is the most secret military facility in the world.

Twelve plaster figures inspired by da Vinci's famed painting haunt the desert landscape above a real-life ghost town.

In the middle of a remote desert town is a surprisingly opulent hotel.

An eatery for UFO seekers on the Extraterrestrial Highway.

Mysterious meeting place for UFO hunters near Area 51.

One of the largest pieces of scientific equipment ever carried on a NASA space shuttle sits in a Chicago alley.

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

This bridge was constructed from the remains of the first Ferris wheel.

One of Chicago's last seafood smokehouses perfects a dying breed of fishcraft.

This urban drawbridge gained eternal pop culture fame when the Blues Brothers jumped it while it was raised.

The first artificial white water river course in North America cuts right through an Indiana city.

One of the world’s largest living advertisements is made out of pine trees.

The site of a 19th century "dream city" that almost rivaled Chicago before being swallowed by the Indiana sand dunes.