The Kryegjata B open-air site yielded Middle Palaeolithic, Early Upper Palaeolithic and Mesolithic finds.
See:
C. Runnels, M. Korkuti, M. L. Galaty, Michael E. Timpson, J. C. Whittaker, S. R. Stocker, J. L. Davis, L. Bejko, S. Mucaj: The Palaeolithic and Mesolithic of Albania: Survey and Excavation at the Site of Kryegjata B (Fier District) in: Journal of Mediterranean Archaeology 17 (2004), pp. 3-29