According to de Lapouge, the fossil bones may belong to one of the largest humans known to have existed. He estimated from the bone size that the human may have been about 3.50 metres (11.5 ft) tall. No modern peer-reviewed study has been published about the alleged giant bone fragments. Discovery. The bones were discovered by the anthropologist Georges Vacher de Lapouge at the Bronze Age cemetery of Castelnau-le-Lez, France in the winter of 1890.