A 36-ton remnant of the last Ice Age now resides amid picturesque vineyards.

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

The world's last remaining store of its kind.

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

Statues of Ramona Quimby, Henry Huggins, and Ribsy the dog in the park where their adventures "really happened."

A chance to sleep among the firs and pines of the Oregon forest.

Two massive rock outcroppings on the Oregon coastline.

This strange hill on Old Fort Road where gravity works in reverse has been fascinating locals for years.

Formerly secret, precariously perched boulders.

The longest continuous lava tube in Oregon.

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

Treehouse motel and treehouse-building school.

Not-so-fearsome tiny trolls live under this wooden train trestle in Portland.

This lake in the Cascades lives up to its name, disappearing down a hole every spring.

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

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.

This charmingly homemade amusement park has been growing for 40 years.

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

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

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.

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

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.