Sidewalk East River Electric & Otter Tail Power - Grant Cou… Otter Tail Power - DeSmet, SD Alliant Energy - Union County, IA Old 7-up sign Southeastern Electric - Viborg, SD Xcel Energy - Turner County, SD Otter Tail Power - Colman, SD Flandreau, SD municipal Weber Ave. sub site Xcel Energy - Turner County, SD Northern States Power - Turner County, SD Sunset Otter Tail Power Co. first office Otter Tail Power - Richland County, ND Otter Tail Power - Tyler, ND Lake Region Electric - Wilkin County, MN Otter Tail Power - Otter Tail County, MN Great River Energy - Otter Tail County, MN Northern States Power - Raymond, MN Xcel Energy - Clara City, MN Xcel Energy - Pipestone, MN Northern States Power - Jasper, MN Northwestern Energy - Chamberlain, SD Northwestern Energy - Chamberlain, SD Half a house? Wessington Springs, SD municipal Wessington Springs, SD municipal Northwestern Energy - Lane, SD Northwestern Energy - Woonsocket, SD Northwestern Energy - Woonsocket, SD Northwestern Energy - Beadle County, SD Northwestern Energy - Huron, SD Huron, SD rail yard Northwestern Energy - Huron, SD