A “huge” workshop for flint tools dating back to the Late Chalcolithic, or to about 4,500-4,200 BC, has been discovered by Bulgarian archaeologists in archaeological excavations of a settlement mound near the town of Kamenovo, Razgrad District, in Northeast Bulgaria. … Continue reading Archaeologists Unearth 6,500-Year-Old Chalcolithic Workshop for Flint Tools in Bulgaria’s Kamenovo