Webventure into the labyrinth of the unknown with our robust collection of documentaries that delve into the captivating realm of unsolved mysteries. Webdiscover 12 gripping true crime documentaries about unsolved murders. Webthe town is surrounded by mountains. In the winter, the north side of town receives only two hours of direct sunlight each day. Webfrom con artists to serial killers to horrifying injustices, here are the 30 best unscripted true crime series and why they're essential viewing for fans of the genre. Webthe drama began on monday, july 9, 1973 when the earth collapsed beneath a bulldozer that was excavating construction sites in the crofton commons townhouse. Webon august 7, 1988, keith closed up his shop for the day. Less than two hours later, keith reinhard also disappeared. There were just too many coincidences.