Caesar Creek State Park
northeast corner of Warren County, I-71 exit 45, Route 73 west, southeast of Dayton. 285 campsites, electrical hook-ups. The campground offers showers, flush toilets, pet camping, horseman's camp with 30 sites, two camper cabins, one cedar cabin, 2,830-acre lake, unlimited horsepower, boating, water skiing, five launch ramps, forty-three miles of hiking trails, thirty-one miles of bridle trail, horsemen's camp, five-mile mountain bike trail, 3.5 -mile novice trail, hunting, fishing, picnic areas, tables, grills, drinking water, nine picnic shelters, day lodge, a meeting room, kitchen, outdoor tables, grills, 1,300-foot beach, concession area, changing booths, nature center, naturalist programs year round, pioneer village with 15 historic buildings depicting life in early 1800s. Playground equipment, basketball court, games and sports equipment.Cute shops abound within walking distance in historic Centerville (http://www.heartofcenterv...), a nearby suburb of Dayton. It also has the largest collection of historic stone houses in the US.
Visit nearby college town Oxford, home of Public Ivy Miami University, about 45 minutes southwest.
The nearby community of Yellow Springs is highly recommended, offering a unique and eclectic downtown shopping experience and great outdoor recreation.
Both Cincinnati and Columbus are roughly an hour from Dayton.
Approximately 45 minutes south on State Route 45 is Lexington Ohio which is a rich historic town and also home to the Fort Ancient Archaeological dig, one of the largest Native American historical sites in the United States.