A sprawling cave network created by a lone lava tube.

World's largest porcine hairball sits in a collection maintained by Benedictine monks.

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

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

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

While it is not equipped to peer into outer space this observatory looks like it was built on the moon.

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

This perfectly preserved Chinese medicine shop was untouched for decades before being reopened as a museum.

Where Nor'easters go to die.

This unassuming cheese empire in rural Oregon churns out more than 150,000 pounds of cheese each day.

The park preserves a single, rare species of carnivorous plant that spells doom for unsuspecting insects.

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

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

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

Two massive rock outcroppings on the Oregon coastline.

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

A collection of colorful dinosaurs hidden in an actual rainforest.

A sculpture of a salmon swimming through a brick building.

10,000 flowered plants bloom in the City of Roses.

The longest continuous lava tube in Oregon.

Only known mainland rookery of the threatened Stellar sea lion.

Private collection of art inspired by cabinets of curiosity.

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

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