Historical Sites in Erin Township 2 Historical Sites in Erin Township Erin Township SearchAll (25)Restaurants (2)Government Offices (2)Churches & Places of Worship (1)Real Estate Offices (1)Historical Sites (2)Fitness & Recreation Centers (1)Sporting Goods Stores (1)Auto repair & services (2)Event Venues & Spaces (1)HVAC & Air Conditioning Services (1)Landscaping & Lawn Care Services (1)Furniture Stores (2)Dennis Otte Round Barn Historical SitesGerald Harbach Round Barn Historical Sites