MariestadPosts Tagged “Mariestad”1 postTV SeriesJuly 22, 2026Mysteriet om den forsvundne svDRTV documentary series examining the cold case disappearance of Helena Andersson, who vanished in Mariestad, Sweden, on 14 June 1992 — a case that has never been solved.mysteriet om den forsvundne svDRTVHelena case+7