The Hudinja is a river in Styria, Slovenia. The river is 32 kilometres in length. Its source is on the Pohorje Massif southwest of Mount Rogla, about 1,380 metres above sea level, near the source of D

The Voglajna is a river in Styria, Slovenia. The river is 35 kilometres long, and its catchment area is 412 km2. Its source is Lake Slivnica near Slivnica pri Celju. It passes Šentjur, the ruins of Ri