The disappearance of Nancy Guthrie has turned ordinary people around the world into armchair detectives. The 84-year-old mother of Today show host Savannah Guthrie is believed to have been taken from her Arizona home in the early hours of 1 February. At the time of publication, she's still not been found despite hundreds of investigators working on the case and more than 20,000 tips from the public being called in.
Guthrie's disappearance is just one of hundreds of thousands of cases that have remained unsolved since the 1960s — and that's only in the United States. Someone recently asked, "What’s the arguably best-known (and scary) unsolved mystery in your country?" and more than 1,000 comments came pouring in as people took a short break from dissecting doorbell footage from Tucson, or coming up with their own conspiracy theories.
In honor of those like Madelaine McCann and JonBenét Ramsey, Bored Panda has put together a list of mysteries from around the world that have never been forgotten and need to be solved...