Experience the beauty of the Columbia-Snake River Confluence at Sacajawea State Park! Explore the park grounds where the Lewis & Clark Expedition camped on their epic journey. Discover the rich cultural history of the Columbia Plateau at the Sacajawea Interpretive Center. Stroll through the Story Circles art installation by acclaimed artist Maya Lin, which celebrates the traditions and culture of the Columbia Plateau People. Join us for fun programs and activities year-round! Launch motorized and non-motorized watercraft for excellent fishing and water sports, or enjoy shore fishing and wildlife watching. Picnic and relax at this Tri-Cities oasis!