In 1991, hikers in the Alps found a body melting out of a glacier and called the police, assuming it was a lost mountaineer — it turned out to be a 5,300-year-old man with 61 tattoos, an unfinished bow, and an arrowhead lodged in his shoulder, making his death the world’s oldest open murder investigation
On 19 September 1991, a German couple hiking high in the Ötztal Alps, on the ridge between Austria…