Prokoško Lake is located on Vranica Mountain between hills Debelo (1858 m), Glavičica (1691 m), Trbević and Ćos (1864 m). The lake is located at 1635 m above sea level. The surface area is 48.000 m² and the lakes maximal depth is 13 m. Since 2005, it was declared a nature monument because of the big number of endemic species of animals and plants, and also because of the water richness of the surrounding area.

It is ideal hiking destination for any true nature lover who seeks amazing scenery, untouched nature and understanding of Bosnian rural/nomad village life.