Finn Fest in Frederick, S.D., 2008. Photo by Heidi Marttila-Losure Finn Fest in Frederick, S.D., 2008. Photo by Heidi Marttila-Losure By Heidi Marttila-Losure September 16, 2016 Finn Fest in Frederick, S.D., 2008. Photo by Heidi Marttila-Losure 2016-09-16 Heidi Marttila-Losure Share ! tweet