Blue Marsh Lake offers extensive recreational opportunities and attracts over a a million visitors yearly. Facilities include a day use area with swim beach, bathhouse, food concession, picnic areas, volleyball courts, pavilions available for rental; visitor center; three boat launches; and a stilling basin. Trails include a 30-mile multi-purpose hiking/biking trail and three interpretive trails, one being ADA accessible. Activities include swimming, picnicking, boating, water-skiing, hiking, equestrian and mountain bike riding, fishing, hunting, bird watching and other nature-oriented and outdoor activities. Located near historic Gruber Wagon Works and Union Canal.