The Chumstick Basin, a major Eocene-era feature in the Cascade Mountain Range, is a fossilized sandbox, as Nick Zentner puts it. Let's wrap up our exploration of this unique area around Leavenworth! | Cascade PBS

Pure mountain spring water gushes from the ground high up in the Cascade Mountains. Eventually these frigid springs feed into the Willamette River a hundred miles away. | Oregon Field Guide