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

Private collection of art inspired by cabinets of curiosity.

Beyond being incredibly fun, not much can be said about the Hole with certitude.

World's only nuclear reactor operated by liberal arts undergraduates.

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

Their motto is, "We've been bonkers for hats even longer than you have!"

The U.S. Navy's last diesel-electric submarine rests half-submerged in the middle of Portland.

The home of the world's first and last remaining "wooly ant."

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

Portlandia is the second-largest copper repoussé statue in the United States.

This public art piece proves that in Portland even reporting the weather is a thing of whimsy.

A sculpture of a salmon swimming through a brick building.

Tens of thousands of tiny birds swarm into one school chimney every fall.

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

These old stone ruins in the Oregon wilderness were once bathrooms and are steeped in legends of murder.

Instead of fruit, the branches of this tree are brimming with hopes and dreams.

Delightful disarray of found objects and clutter.

Hundreds of handmade critters fill this tiny window gallery in the heart of Portland's Alberta Arts District.

This stoic, if derpy, giant stands as a monument to Oregon's statehood and the novelty culture of yesteryear.

A heavenly experience, right here on Terra Firma.

A midcentury ranch house hides a literal treasure trove of unique rocks and minerals.

Home to the only outdoor municipal elevator in the United States.

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