Celebrate Earth Day at Lincoln Marsh! FREE Event Wednesday, April 22, 2026 | 10:00–11:30 AM | Lincoln March—Prairie Patch Play Area All Ages Families are invited to spend time together at the Prairie Patch Play Area where children can create, discover and play with nature. Enjoy activities, crafts and open play. Registration is free and encouraged. Program is held entirely outdoors, please dress appropriately. Questions? Contact the Lincoln Marsh office at lincolnmarsh@wheatonparks.org or at 630-871-2810. Read More > Register Now >