A beautiful geyser under environmental threat.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

A true roadside icon standing on the same plains that the herds once roamed.

These tall, red sandstone pinnacles outside Moab are often forgotten amid their more famous neighbors.

This raised bulls-eye visible from space was the subject of an intense geologic controversy.

This site is home to ancient petroglyphs and pictographs dating back to 6,000 B.C.

Few things look more out of place than the electric blue ponds in the reddish-brown desert of Utah.

It's safe—and permitted—to walk across these twin natural sandstone arches.

A crack flared at the base provides a pathway completely through a sandstone ridge near Moab.

The notorious Wild West outlaw was raised in this unassuming abode.

Even in death, he's still your huckleberry.

What do a giraffe, an elephant, and reasonably priced steaks have in common? This roadside restaurant filled with exotic taxidermy.

Colorful sand dunes create a unique attraction in this part of Utah's red-rock country.

A gas station and a state sign commemorating the most famous claims of extraterrestrial abduction.

This replica of the Greek structure is in the heart of Nashville.

Elvis's own personal tropical hideaway.

Less a museum than a bizarre fantasy world created by artists and engineers.

An island graveyard with spectacular views of the Caribbean.

The land is home to swimming ponies and a legendary 18th-century treasure.

This winding road of 318 curves is a must-visit for (careful) motorcycle and sports car enthusiasts.

Waterfalls, rapids, and top-notch swimming spots await in this densely forested corner of the Smokies.

An Iowa town celebrates its heritage with the tallest working Dutch windmill in North America.

A hidden barn-sized rendition of Grant Wood's most famous, and most parodied, painting.

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