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

A beautiful geyser under environmental threat.

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

This Yellowstone geyser may not shoot as high as the nearby Old Faithful, but it erupts for considerably longer.

One man's ambition created this psychedelic log home.

At the time of its completion, it was the tallest dam in the world.

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.

Small Nevada town embraced its designation as the "Armpit of America" with an Old Spice-sponsored festival.

This giant slab of driftwood marks the beginning of the Winnemucca to the Sea Highway.

A surviving concrete arrow from a 1920s navigational network is preserved right off a modern freeway.

This beloved roadside attraction welcomes visitors with his signature neon smile.

The colossal cartoon man stands outside a Nevada museum.

The longest spit in the United States ends at a lighthouse in the Strait of Juan de Fuca.

A wall of chewing gum moonlights as collective art.

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

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

The deserted railroad town had a last gasp as a ghost town attraction before being abandoned for good.

Just a man taking his prehistoric pet for a stroll.

A fitting attraction for the corn capital of the world.

A roadside collection of over-sized iron creations that are a bit more macabre than most.

This massive roadside mascot was the first version of the giant to illustrate his butt.

Unique Michigan homes look like something out of Tolkien's "The Lord of the Rings."

In the main dining room, a nine-ton boulder caps the fireplace designed by local architect Earl Young.