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90 www.ScenicWA.com By-Lights Mount St. Helens Visitor Center Hoffstadt Bluffs Visitor Center Weyerhaeuser Forest Learning Center Coldwater Lake boardwalk Johnston Ridge Observatory Hiking Trails and Interpretive Guided Tours Mount St. Helens Visitor Center Your first stop five miles east of I-5 Exit 49 should be the Mount St. Helens Visitor Center at Silver Lake. The center presents each chapter of the mountains history from pre-eruption years to today. It also features exhibits about the regions history and culture as well as offering geological background on the volcano and the surrounding areas slow but steady recovery. A nature trail from the visitor center leads to beautiful Silver Lake and its wetlands. Camping is available at Seaquest State Park. Toutle River The Toutle River which the byway will parallel for the remainder of this route became a nightmarish mudflow during the eruption as massive amounts of sediment poured into the water. You can find some of that mud today on the walls of the North Fork Toutle River and even some partially submerged houses. Get a closer look from a viewpoint on Stewart Dam Road turn right just before the Toutle River Bridge. Known as the Spirit Lake Memorial Highway SR-504 is a 52-mile journey one way inone way out into the scene of the epic destruction that Mount St. Helens caused when it erupted on May 18 1980. Spirit Lake Memorial Highway SCENIC BYWAY 24