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

Two massive rock outcroppings on the Oregon coastline.

A tribute to the Nirvana frontman hides beneath the bridge that was the singer's beloved hangout spot.

From overly ambitious (and eventually abandoned) atomic dream to bustling office park.

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

A Roman-style column in Oregon hides a spiral staircase inside.

Mountain known by the Tillamook Tribe as "the place of the supreme deity."

This gorgeous beach hides behind two headlands in Oregon's Ecola State Park.

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

The longest continuous lava tube in the continental U.S. offers 2.5 miles of dark explorations for the adventurous.

This super-sized skillet is a replica of a usable giant pan where a woman once skated on bacon.

These memorials built by an eccentric bachelor on the side of Interstate 5 cause both wonder and traffic accidents.

Home of Jake the Alligator Man, the mummified remains of a cigar smoking, cross-dressing celebrity of the Northwestern coast.

This famous bridge twisted itself into oblivion, but not for the reason you might think.

Celebrate Earth Day with a menagerie of vibrant, artistic animal costumes.

Native American burial mounds? Giant gopher dens? No one knows what created the Mima Mounds.

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

This sandstone mansion was the home of two of Oregon's most important pioneers.

Inside a humble hangar is some of the best roller derby the world has to offer.

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

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

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

Delightful disarray of found objects and clutter.

The magic's in the hole!