13 Famous Cold Cases Still Unsolved

Many famous cold cases remain unsolved, leaving behind unanswered questions and lasting mysteries.

  • Sophia Zapanta
  • 4 min read
13 Famous Cold Cases Still Unsolved
Bartex9 on Wikimedia Commons

Cold cases are crimes that remain unresolved for years, sometimes decades. Despite investigations, evidence, and public attention, some of the most well-known cases are still without answers. These cases continue to fascinate, disturb, and puzzle investigators and the public alike.

1. 1. The Black Dahlia Murder

Santa Barbara police on Wikimedia Commons

Santa Barbara police on Wikimedia Commons

In 1947, Elizabeth Short was found murdered in Los Angeles. Her body had been mutilated, and the case shocked the nation. Despite countless suspects and investigations, the killer was never identified. It remains one of the most infamous unsolved murders in American history.

2. 2. The Zodiac Killer

San Francisco Police Department on Wikimedia Commons

San Francisco Police Department on Wikimedia Commons

In the late 1960s and early 1970s, a serial killer known as the Zodiac terrorized Northern California. He taunted police and newspapers with coded letters. Several murders were confirmed, but his full identity was never proven. The case remains open and debated to this day.

3. 3. Jack the Ripper

R. Taylor on Wikimedia Commons

R. Taylor on Wikimedia Commons

In 1888, London’s Whitechapel district was plagued by brutal murders of women. The killer, called Jack the Ripper, was never caught. Many theories exist, but none are conclusive. Over a century later, the case is still one of the world’s most studied unsolved crimes.

4. 4. The Disappearance of Madeleine McCann

Quakerman on Wikimedia Commons

Quakerman on Wikimedia Commons

In 2007, three-year-old Madeleine McCann vanished from her family’s holiday apartment in Portugal. The case gained international attention and sparked massive searches. Despite years of investigations, her fate is still unknown. It is one of the most widely reported missing child cases in modern history.

5. 5. The Boy in the Box

Philadelphia Police Department on Wikimedia Commons

Philadelphia Police Department on Wikimedia Commons

In 1957, the body of a young boy was discovered in a box in Philadelphia. He had been beaten and abandoned, but his identity was never confirmed. The case became known as “America’s Unknown Child.” It remains unsolved despite decades of investigation.

6. 6. The Hinterkaifeck Murders

Andreas Biegleder on Wikimedia Commons

Andreas Biegleder on Wikimedia Commons

In 1922, six members of a family were brutally killed at their remote farm in Germany. Strange events were reported before the murders, including footprints in the snow leading to the house. The killer was never found, and the case is still studied as one of Europe’s most chilling mysteries.

7. 7. The Somerton Man

Bletchley on Wikimedia Commons

Bletchley on Wikimedia Commons

In 1948, an unidentified man was found dead on Somerton Beach in Australia. He carried no identification, and a small note with the words “Tamam Shud” was found hidden in his clothing. His identity and cause of death remain unknown. The mystery continues to intrigue investigators and researchers.

8. 8. The Villisca Axe Murders

The day book on Wikimedia Commons

The day book on Wikimedia Commons

In 1912, eight people, including six children, were murdered in a small Iowa home. The killer used an axe and left no clear evidence behind. Several suspects were questioned, but no one was convicted. The house is now a historic site linked to the unsolved case.

9. 9. The Colonial Parkway Murders

Feoffer, derivative of Hlj on Wikimedia Commons

Feoffer, derivative of Hlj on Wikimedia Commons

Between 1986 and 1989, at least eight people were murdered along the Colonial Parkway in Virginia. The victims were mostly young couples. Despite FBI involvement, the killer was never identified. The case is still open with no resolution.

10. 10. The Mystery of D.B. Cooper

U.S. Federal Government on Wikimedia Commons

U.S. Federal Government on Wikimedia Commons

In 1971, a man known as D.B. Cooper hijacked a plane, demanded ransom, and parachuted into the wilderness with the money. He was never found, and his true identity remains unknown. Despite searches, only a small portion of the ransom money was ever recovered. It is the only unsolved case of air piracy in U.S. history.

11. 11. The Springfield Three

OSU Special Collections & Archives on Wikimedia Commons

OSU Special Collections & Archives on Wikimedia Commons

In 1992, three women disappeared from a home in Springfield, Missouri. There were no signs of struggle, and their personal belongings were left behind. Despite leads and tips, no bodies were found. The disappearance remains an active cold case.

12. 12. The Murder of JonBenét Ramsey

Taurusrus on Wikimedia Commons

Taurusrus on Wikimedia Commons

In 1996, six-year-old JonBenét Ramsey was found dead in her family’s home in Colorado. A ransom note was discovered, and the case became heavily publicized. Despite suspects and theories, the crime was never solved. It remains one of the most discussed unsolved cases in the United States.

13. 13. The West Mesa Bone Collector

Clinton Steeds on Wikimedia Commons

Clinton Steeds on Wikimedia Commons

In 2009, the remains of eleven women were discovered buried in the desert near Albuquerque, New Mexico. Investigators believe they were victims of a serial killer. No one has been arrested or charged. The identity of the killer remains a mystery.

Written by: Sophia Zapanta

Sophia is a digital PR writer and editor who specializes in crafting content that boosts brand visibility online. A lifelong storyteller and curious observer of human behavior, she’s written on everything from online dating to tech’s impact on daily life. When she’s not writing, Sophia dives into social media trends, binges on K-dramas, or devours self-help books like The Mountain is You, which inspired her to tackle life’s challenges head-on.

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