Koćuša Waterfall is located in the village of Veljaci in the municipality of Ljubuški, on the river Mlada, which changes its name to Trebižat downstream. The natural wealth of this area consists of sedimentary rocks, the so-called travertine that has been deposited for years, makes this waterfall even more attractive. The height of the waterfall is five, and the length is fifty meters. Nearby are the mills and pillars that have adorned this place for years.