This 3,500 pound obelisk was constructed with more than 1,000 reclaimed guns.

The exact whereabouts of this surreal cabinet of curiosities are rarely the same place twice.

This Portland shop is brimming with natural wonders, local art, and handmade goods fashioned from recycled materials.

All aboard the world's longest miniature railway.

The wooden airship was the largest flying boat ever built.

Home of Howard Hughes' Spruce Goose.

The only Native American museum along the Oregon Trail, run by the peoples who have lived on the land for generations.

The trunks of 3,000 year-old trees lurk beneath the surface of this crystal clear lake in Oregon.

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

This nature center has one of the largest collections of native raptors in the Pacific Northwest.

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

A tourist attraction founded around a slumping cabin.

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

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.

A heavenly experience, right here on Terra Firma.

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

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

Collection maintained by the legendary designer.

A museum and apothecary garden devoted to the history of frontier medicine.

One believer transformed a local curiosity into proof of Vikings on the Great Plains.

Travel through the hidden underbelly of the city in colorful tunnels filled with art and history exhibits.

An acoustic anomaly with a mysterious cause.

Unique collection containing a wide and curious range of contraceptive items.