This mid-19th-century dugout was once home to a Swedish family as they erected their homestead.

This Wild West attraction is probably more fiction than history, but that doesn't mean it's not awesome.

A diverse, expansive nature preserve in northeastern Kansas.

Marking the spot where a conquistador gave up his search for the fabled Seven Cities of Gold.

The original span of a high bridge across the deep Crooked River Gorge has been preserved for pedestrian use.

Hidden in Portland’s West Hills, a 170-year-old marker literally stakes out the Pacific Northwest.

Rushing water plunges over a 100-foot drop created by an ancient lava flow at this majestic waterfall.

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.

This massive mushroom has spent centuries eating its way across a huge swath of Oregon.

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

An institution that preserves the history of institutionalization.

This abandoned boat sits on a nude beach, is shaped like a UFO, and is covered in graffiti.

Nestled between a college and a golf course, the garden is home to more than 2,500 rhododendrons.

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

The second largest waterfall by volume in the U.S., Willamette Falls is outdone only by Niagara in the amount of water that is pushed northward.

The lush coastal city of Astoria is riddled with forgotten secret sidewalks.

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

Hollowed out cedar log tubs set in an ancient towering forest.

A heavenly experience, right here on Terra Firma.

This frequently-photographed waterfall takes only a short hike to visit.

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

The seamy, underground secrets of Portland's criminal past.

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