Cincinnati Nature Center, 4949 Tealtown Rd, 39.126258°, -84.246271°, +1 513 831-1711, cnc@cincynature.org. The CNC is a fantastic way to escape from cities and traffic. The park is 1,500 acres of trees, lakes, and trails. CNC is great for hiking, bird watching, and feeding the fish and turtles during posted times. There is a visitors center next to the parking lot. $9 adult entrance fee 2016-09-01