The Bregava is a river in Bosnia and Herzegovina that passes through the town of Stolac. It is a left tributary of the Neretva river.The river Bregava and its buildings - bridges, mills and stamping mills over the river - constitutes the backbone of the urban layout of Stolac. It passes through two waterfalls in Stolac, one which is natural and the other artificial, and continue its way through the Bregava canyon leading to Badanj Cave.