Area of the VIth Nile Cataract (The Sudan), October 2001. Archaeological survey.
From the left: (1) Prof. Michał Kobusiewicz (Institute of Archaeology and Ethnology,
Polish Academy of Sciences - head of the Poznań Department);
(2) Prof. Lech Krzyżaniak;
(3) Prof. Maria Kaczmarek (Institute of Anthropology, Adam Mickiewicz University in Poznań).