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

Once the largest windmill outside of Holland, with enormous 114 foot sails.

Some of the tallest ancient American ruins continue to inspire awe and curiosity.

A Roman-style column in Oregon hides a spiral staircase inside.

Aqueducts have dramatically changed this old lake, now home to tufa towers and its very own species of tiny brine shrimp.

The only road through the heart of Glacier National Park.

Mountain known by the Tillamook Tribe as "the place of the supreme deity."

A massive volcanic plug is now a protected area that hosts a number of bird species.

See massive fossils that are over 200 million years old in northeastern Arizona.

Stroll through a wonderland of stupendous moss-covered trees.

This ultra-modern California span is actually a titanic solar clock in disguise built by famed architect Santiago Calatrava.

Dyed by iron oxide over centuries, these sandstone rocks rise thousands of feet into the sky.

The drama of nature in full effect in this Nevada State Park.

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

No one knows how this Pacific Northwest spruce tree came to have so many trunks.

This stoic, if derpy, giant stands as a monument to Oregon's statehood and the novelty culture of yesteryear.

This extravagant Art Nouveau rest stop features a million-dollar view of the Columbia River.

The first North American landing spot for James Cook on his third voyage of discovery in the Pacific.

A massive sea stack famous for its appearance in The Goonies.

The longest continuous lava tube in Oregon.

On the Oregon coast there is a natural hole that seems to be draining the sea.

A roaring, awe-inspiring double cascade of icy water flows through woodland Oregon like something out of a Tolkien novel.

Make it an offering.

Oregon's unexpected high desert, displaying layers of time in a colorful show.