
Crater Lake inspires awe. Native Americans witnessed its formation 7,700 years ago, when a violent eruption triggered the collapse of a tall peak. Scientists marvel at its purity—fed by rain and snow, it’s the deepest lake in the USA and one of the most pristine on Earth. Artists, photographers, and sightseers gaze in wonder at its blue water and stunning setting atop the Cascade Mountain Range.

Explore the timeless rainforests and majestic coastal vistas. Discover the rich heritage of the native people. Unfold the dramatic stories of America's most famous explorers. The park encompasses sites along the Columbia River and the Pacific Coast. Follow in the footsteps of the explorers and have an adventure in history.

Deep within the Siskiyou Mountains are dark, twisting passages that await your discovery. Eons of acidic water seeping into marble rock created and decorated the wondrous “Marble Halls of Oregon.” Join a tour, get a taste of what caving is all about, and explore a mountain from the inside and out!