This U.S. natural reserve is an ancient spiritual place and rock climber’s paradise.

This pristine World War II airfield gives a comprehensive look at atomic development and aviation history.

Come for the speed, leave in love with the desert.

A 90-foot-tall psychedelic "tree" on the side of the highway has baffled passersby for decades.

Ancient volcanic activity made this into an exciting rockhounding site.

These headstones and a few stone foundations are all that remain of a once-booming mining town.

This creepy, abandoned cemetery is all that remains of a once booming mining town.

Largest man-made excavation on earth!

The location along the shores of the Great Salt Lake of what was once called, "The Coney Island of the West", now sits barren due to arson and time.

In 1952, this restaurant began selling the Colonel's “secret” recipe.

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

Next to Salt Lake City's Assembly Hall stands a tribute to some unlikely heroes of early Mormon settlers.

Built in 1859, this eagle-topped archway marks the entrance to Brigham Young’s property.

An enormous image of Utah's salt flats made entirely from tape.

This giant ice cream cone is the last remaining icon of a Salt Lake City staple.

A towering tribute to decisiveness stands on the spot where Brigham Young and his followers decided that this must be the place.

Step into the cool deep past and unknown future of who begat who.

This geothermal hot spring hides beneath a slowly growing mineral dome.

The high point on the 16th president's eponymous roadway is marked by a massive version of his head.

This UFO landing strip was created by a charitable Wyoming city that was worried about residents of Jupiter.

Surrounded by a hundred mile radius of billboards, Little America is a roadside attraction whose primary appeal is hospitality.

Named for a prominent scout and explorer, this Wyoming state park encompasses a replica of an 1840s trading post, a 19th-century Army outpost, and early 20th-century automobile lodgings.

Built for a motel, this cartoon dino is now a symbol of the area's paleontological heritage.

Inside this striking glass building, visitors can see thousands of dinosaur fossils in the positions that nature deposited them more than 150 million years ago.