Sandstone rock formations that look like they belong on the cover of a progressive rock album.

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.

A popular rock that acted as a waymarker for American pioneers.

Roaming bison and a spectacular view at the highest point in Nebraska.

Miraculous tree that seems to sprout out of solid rock.

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.

Around half a million years ago, these magnificent columnar basalt cliffs were formed from cooling lava.

The only natural lake in the world that drains into both the Atlantic and Pacific Oceans.

A beautiful geyser under environmental threat.

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

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

The first declared National Monument in the United States.

Other-worldly rock formations and ancient fossils abound in this unique stretch of Nebraska badlands.

America's largest man-made forest was planted in an effort to bring back the past.

South Dakota's oldest operating brewery is housed inside a historic firehouse.

One of the first intercontinental ballistic missile sites in the United States.

A striking sculpture built to honor the women of the Lakota and Dakota Nations.

A fitting attraction for the corn capital of the world.

Known as "The Hill of the Little Devils."

This prehistoric sinkhole lured exclusively male mammoths to their death, much to the delight of science.

A cemetery housing wild west legends in South Dakota.

An antique Beechcraft airplane serves as a giant windsock for people driving through the blustery open country of eastern Wyoming.

This shallow pit was once used to send over 20,000 buffalo plummeting to their death.