[river] The Pek (Serbian Cyrillic: Пек), is a river in eastern Serbia. It is a 129 km long right tributary of the Danube, flowing through the regions of Homolje, Zvižd and Braničevo. == Homolje region == The Pek originates from two major headwaters, Veliki Pek and Mali Pek (Cyrillic: Велики Пек and Мали Пек; Great Pek a...