Syttende Mai in Vivian, S.D. Photo by Heather Core/Lyman County Herald Syttende Mai in Vivian, S.D. Photo by Heather Core/Lyman County Herald By Heidi Marttila-Losure September 16, 2016 Syttende Mai in Vivian, S.D. Photo by Heather Core/Lyman County Herald 2016-09-16 Heidi Marttila-Losure Share ! tweet