The lake is notorious for murders that occurred in the early morning hours of June 5 , 1960 , when four teenagers ( two boys , Nils Gustafsson and Seppo Boisman and two girls , Tuulikki Mäki and Irmeli Björklund ) went on a camping trip to the lake and were mysteriously attacked while sleeping in their tent . Three were killed and one survived . This event is commonly referred to as the Lake Bodom murders . In June 2005 , the only survivor , Gustafsson , was charged with murdering his friends . On October 7 , 2005 the district court found him not guilty of all charges against him
Lake Bodom murders
Lake Bodom murders
Lake Bodom