Central Ohio or Greater Columbus, is one of the largest metropolitan areas in the Midwestern United States. Central Ohio includes the counties of Delaware, Fairfield, Franklin, Hocking, Licking, Madison, Morrow, Perry, Pickaway, and Union. It is part of the Great Lakes Megalopolis, containing an estimated 59 million people. Annual festivities in Columbus include the Ohio State Fair—one of the largest state fairs in the country—as well as the Columbus Arts Festival and the Jazz & Rib Fest, both of which occur on the downtown riverfront. Wikipedia

Dublin is a city in Franklin, Delaware, and Union counties. Dublin features 999.2 acres of parks, including 77 miles of scenic bike trails and 65+ developed parks with wooded natural areas and river frontage. Several Dublin parks are located along the Scioto River, including the two Dublin Kiwanis Riverway parks. The river is accessible at several points for small watercraft, and the nearby Griggs and O'Shaughnessy reservoirs allow motorboating and sailing. The Rec Center is home to the Dublin Sea Dragons, a year round competitive swim team. Wikipedia