A study of seven severed skulls with iron nails in Iron Age Spain reveals varying cultural practices. Strontium isotope analysis determined that some skulls belonged to local individuals, while others came from distant regions. The skulls’ placement indicates different purposes—ancestor veneration within homes or intimidation through public display. Historical accou…A study of seven severed skulls with iron nails in Iron Age Spain reveals varying cultural practices. Strontium isotope analysis determined that some skulls belonged to local individuals, while others came from distant regions. The skulls’ placement indicates different purposes—ancestor veneration within homes or intimidation through public display. Historical accou…
