Cedar River Watershed Education Center is at 19901 Cedar Falls Rd. S.E. The center features interpretive exhibits, interactive displays and multimedia presentations about the 90,000-acre Cedar River Watershed, which is owned and maintained by Seattle as a source of drinking water for nearly 1.4 million people. Access to the watershed is limited to maintain water quality, but guided watershed tours are offered on summer weekends. Other special programs also are offered.Guided tours are available.