Beaver Dam State Park near Plainview in Macoupin County is a quiet park centered on a spring-fed lake surrounded by wooded hills. Its small size and calm setting give it an easygoing, family-friendly atmosphere. The lake is popular for fishing, and trails wind through the woods for easy hikes. Picnic areas and a campground make it a good place to relax for a day or a weekend, and the surrounding hardwood forest is lovely in fall. There is no vehicle entry fee, and camping fees vary by site, from $8 to $45 per night. It is a nice stop for anglers and families looking for a low-key outing.