With depths of 1,932 feet, Crater Lake is the deepest lake in the United States. This extinct volcano caldera is known for its stunning, sapphire blue color, and is the main attraction in Oregon's only national park.

Hells Canyon National Recreation Area contains the deepest river gorge in North America, along with over 650,000 acres of adjacent land. Scenic vistas that rival any on the continent can be found here, as well as world-class whitewater rafting, vast reaches of remote wilderness for hikers or horseback riders, and diverse and abundant wildlife.

Split into three seperate units, John Day Fossil Beds National Monument showcases a variety of fascinating fossils among striking landscapes and scenic trails. An interpretive center in the Sheep Rock Unit has a number of interesting exhibits about the ancient animals and geology of the area.

Jagged snow-dusted peaks, glaciers, waterfalls and shadowy valleys compete for attention in North Cascades National Park. Glacially cold Ross Lake spills over into Canada at the north end, a popular destination for canoers and kayakers. Lake Chelan noses into the south tail of the park, and visitors can connect by boat down to Chelan.

Traversed by 386 miles of hiking trails and dotted with designated backcountry campsites, North Cascades serves up solitude with mountain scenery.

Tucked in Oregon's southwest corner near the town of Cave Junction, the 488-acre Oregon Caves National Monument features a marble cavern system decorated with natural mineral sculptures including helicites, draperies, and soda straws.

Wind-sculpted sand dunes towering to 500 feet above sea level provide numerous recreational opportunities including off-highway vehicle use, hiking, photography, fishing, canoeing, horseback riding and camping. Visitors enjoy thick "tree islands”, open dunes, marsh-like deflation plains and beaches. The Carter Dunes Trail and Oregon Dunes Day Use provide disabled access for forest visitors.