By Colin Barras
AN UNUSUAL 3700-year-old grave unearthed in Spain shows how little we know about some ancient burial practices.
At the Humanejos site, 20 kilometres south of Madrid, there are about 100 ancient tombs. None is quite as strange as grave 31.
Inside the 1.2-metre-deep grave, the body of a 15-year-old youth was placed, sitting upright. He was then partially buried, leaving his head and shoulders exposed to the elements. Eventually, the body decayed and the youth’s upper body collapsed – at which point more dirt was added to the …