The Late Chalcolithic site 66B is located in the northern Negev on the eastern bank of Nahal Besor, about 30 km west of some of the renown Late Chalcolithic sites of the Beer Sheva basin.  The site is known from the Ghassulian Chalcolithic but features finds from Pre-Pottery Neolithic B period, Besorian culture and Early Bronze Age period as well.

Relevant publications:

Rosenberg, D., Pinsky, S., Shooval, T., Tzin, B., Reshef, H., Liu, C., Ktalav, I. and Chasan, R. 2020. Lost and Found: 66B, A Late Chalcolithic Site in the Northern Negev, Israel and Its Material Culture, Journal of the Israel Prehistoric Society, 50: 104–137.