This massive redwood tree has a drive-thru tunnel carved out of its trunk.

A collection of colorful dinosaurs hidden in an actual rainforest.

Only known mainland rookery of the threatened Stellar sea lion.

This historic steamboat is scuttled just a few hundred feet from where it was built over a hundred years ago.

A carnivorous plant paradise in a serpentine bog.

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

An institution that preserves the history of institutionalization.

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 magic's in the hole!

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

The world's smallest park was dedicated in 1948 as the only colony for leprechauns west of Ireland.

Forever immortalized in concrete, this Simpsons etching was crafted by show creator Matt Groening.

An emporium for the weird, creepy, rare, and just plain gross.

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

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

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

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

This bridge provides safe passage for squirrels.

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

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

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

A giant sculpture dedicated to a staple of South Bend food culture.

Standing 191 feet tall and measuring more than 55 feet in circumference, this is the world's tallest spruce tree.

Shoreline strewn with the remains of ghostly fallen trees.