One of the world's tallest, oldest, and most disgusting chocolate cascades.

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

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

Formerly secret, precariously perched boulders.

Entering this curiosity shop is like stepping into a mad scientist's lab.

Massive crater in central Oregon.

This Oregon farm is dedicated to teaching people the professional art of tree climbing.

A sculpture of a salmon swimming through a brick building.

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

A haunted hot springs hotel that went from healing retreat to asylum before it was restored.

An institution that preserves the history of institutionalization.

100-year-old shipwreck you can walk up to at low tide.

The longest continuous lava tube in Oregon.

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

Delightful disarray of found objects and clutter.

Treehouse motel and treehouse-building school.

Only known mainland rookery of the threatened Stellar sea lion.

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.

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

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

Private collection of art inspired by cabinets of curiosity.

Featuring a casually threatening atmosphere along with dessert and coffee to die for.

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