๐๐๐๐๐๐๐ ๐๐๐๐๐๐๐๐๐: Since 1957, the Ohio Historical Marker program has placed more than 1,700 markers that share our state’s history. Tour the historical sites of Hardin County by taking a leisurely car ride visiting all 16 markers and learning about the county's history. Along the way, the Pfeiffer Station General Store is a great stop to visit and have lunch.