Located 5 miles east of Castle Rock on the shores of Silver Lake, the Center introduces visitors to Mount St. Helens' history and to the powerful events that took place on May 18, 1980. Take a walk on the 1 mile Silver Lake Wetlands Trail and discover how this lake was formed by a previous eruption and how the aquatic life continues to change Silver Lake today! Visitors can enjoy distant views of Mount St. Helens, and Silver Lake while identifying native plants, birds, and other wildlife. Services include a 16 minute theater presentation, interpretive exhibits, a staffed information desk, and Northwest Interpretive Association book sales area. You may continue your hiking adventure into Seaquest State Park, located directly across Highway 504 from the Visitor Center. Seaquest offers camping, hiking and picnicking.