John Tanner State Park near Carrollton is a classic family lake park in west Georgia, built around a small lake with sandy swimming beaches. The park has a nostalgic, old-fashioned feel that appeals to families who have been visiting for generations. Visitors can rent paddleboats, swim, fish and walk the trails around the lake. A campground and cottages offer comfortable places to stay, and shaded picnic areas make it easy to spend a whole day outdoors. Parking is $5 per vehicle, and camping runs $20 to $42 per night. It is an easy trip from Atlanta or Columbus for a summer beach day.