True Crime Timelines, Maps, Documents, And Media
Explore structured case files that bring together timelines, source material, media, and geographic context in one place.
Curated Collection
Four Northern California cases that show how serial murder in the region ranged from taunting unsolved predator myths to highly physical outdoor hunting grounds and a late-1990s mobile torture partnership.
Across the archive
Recent developments, analysis, and notable releases connected to existing case files.
Jul 26, 2026 · The Times and The Sunday Times
The Times' Stories of Our Times podcast examined investigator Alex Baber's claim that an AI-assisted reading of the short Z13 cipher points to Marvin Margolis, using the alias Marvin Merrill, and may connect the Zodiac and Black Dahlia cases.
Jul 3, 2026 · Doe Network
Doe Network featured the unidentified young woman found near Calistoga Road in 1979, recirculating her physical description, dental availability, distinctive contact-lens case, and Sonoma County contact information in an effort to generate identification leads.
Jul 1, 2026 · People
People reported that the filmmakers behind Deconstructing Dahlia believe a concealed room and evidence of an old bloodshed event at a Los Angeles motel identify where Elizabeth Short was killed and point to a suspect.
The newest published case files added to the archive.
The 1922 murders of six residents at the remote Hinterkaifeck farmstead near Gröbern, Bavaria, remain one of Germany's most debated unsolved family homicides and a haunting rural cold case.
The still-unsolved 1996 murder of six-year-old beauty pageant contestant JonBenét Ramsey in her Boulder, Colorado, home, a case that ignited enduring media scrutiny and investigative controversy.
An unsolved Northern California serial-killer case involving young female hitchhikers whose bodies were found around Santa Rosa and Sonoma County between 1972 and 1973.
A Northern California serial-killer case centered on David Carpenter, whose attacks on hikers and trail users spanned Mount Tamalpais, Point Reyes, Santa Cruz County, and San Francisco between 1979 and 1981.
Archive
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