Sajevce, Kostanjevica na Krki  Sajevce () is a small settlement on the left bank of the Krka River in the Municipality of Kostanjevica na Krki in eastern Slovenia. The area was traditionally part of Lower Carniola and is now included in the Lower Sava Statistical Region. A prehistoric burial ground has been found near the settlement. It dates to the Early Iron Age and numbers 22 clearly defined and still visible tumuli between 15 and 20 m in diameter and 2 m high. Sajevce is the site of two known mass grave sites associated with the Second World War. The graves consist of 10 large mounds and contain the remains of an undetermined number of Croatian prisoners of war, civilians, and possibly German soldiers as well. The Krakovo Forest 1 Mass Grave () is located in the woods about northeast of the Ponikvar farm. The Krakovo Forest 2 Mass Grave () lies about northeast of the north bridge across the Krka River in Kostanjevica na Krki and about from the bridge across Sajevec Creek. The site is marked by a large mound with a cross next to it.