One of the most scenic stretches of road in America winds between some of the country's oldest trees.

Quite simply the largest tree in the world (by volume).

These ancient ritual mounds are our best window into the culture of the ancient Mississippians.

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

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

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 frequently-photographed waterfall takes only a short hike to visit.

The magic's in the hole!

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

Residents of Fremont in Seattle have considered it the center of the universe since the 1970s.

One small town in the Pacific Northwest transformed itself into a Bavarian-themed tourist destination.

The first park built over a freeway is a brutalist masterwork.

The highest point in Washington state is a volcano covered in glaciers.

A wall of chewing gum moonlights as collective art.

A museum dedicated to the history and exploration of both popular music and science fiction.