The Oplotniščica or Oplotnica is a river in Styria, Slovenia. The river is 28 kilometres (17 mi) in length. Its source is on the Pohorje Massif, northeast of Mount Rogla. It passes Osankarica, Lukanja, and Cezlak, runs through Oplotnica and Tepanje, and then merges with the Dravinja near Žiče.
Oplotnica Gorge
Coordinates: 46°19′22″N 15°29′28″E / 46.32278°N 15.49111°E