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

Two massive rock outcroppings on the Oregon coastline.

A tourist attraction founded around a slumping cabin.

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

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

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

The longest continuous lava tube in Oregon.

The eerie remnants of an ancient forest were hidden under the sand for centuries.

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

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

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

Gigantic private toy museum featuring among finest collections of antique mechanical banks in existence.

The world's smallest park was dedicated in 1948 as the only colony for leprechauns west of Ireland.

The magic's in the hole!

A beautiful 62-acre Catholic shrine and botanical garden.

A giant milk bottle from the 1930s beckons drivers to this diner.

A 1940s nuclear reactor built to produce plutonium for the Manhattan Project.

This metallic stampede sits frozen on a Washington ridge yet the artist's vision is still incomplete.

This inanimate goat created by the "welding nun" has been helping to clean up the city of Spokane for more than 40 years.

Nuclear reactor created the plutonium used on Nagasaki.

This playground sculpture of an icon from the past is dedicated to the children of the future.

This super-sized skillet is a replica of a usable giant pan where a woman once skated on bacon.

Perhaps the world's only gas station inspired by a political scandal.

In Washington's Yakima Valley lies a town "where dinosaurs roam."