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

Eighty million natural history specimens call this gargantuan museum home.

The perfectly preserved underground rooms where Churchill plotted the war against Germany.

Officially named the "Loneliest Road in America," this barren stretch of Nevada road offers almost nothing but sky and open fields.

This Nevada lake holds its titular natural pyramid and, if the legends are true, a number of dangerous spirits.

A gothic palace of endless stalagmites and pseudoscorpions waits within one of the world's most beautiful caves.

The longest living non-clonal organisms on Earth.

In the middle of an extremely unforgiving and desolate high desert is the most secret military facility in the world.

The world's last remaining store of its kind.

A rugged lava field dotted with molds of the ancient pines that were growing when the volcano erupted.

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

This natural marble cave is one of only five national monuments in Oregon.

A vertically floating hemlock controls the waves and weather at Crater Lake.

A tourist attraction founded around a slumping cabin.

Despite a legend that says this highest peak in Oregon was climbed in high heels scores of people have died on its slopes.

A collection of colorful dinosaurs hidden in an actual rainforest.

You might know it as the Overlook Hotel, but the inside is not going to be familiar.

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

The longest continuous lava tube in Oregon.

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

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

The deepest lake in the United States, and once the site of epic destruction that lives on in legends.

Celebrate Earth Day with a menagerie of vibrant, artistic animal costumes.

Native American burial mounds? Giant gopher dens? No one knows what created the Mima Mounds.