Skrape (read Shkrape) is how such limestone, furrowed by water, is called. Skrape are plentiful around the Milovac route which leads towards Bojin Kuk (1110m) and Rujno plateau as are in Bojinac group. But this is so characteristic for Velebit and can be seen all over the mountain (massif).

Photo: Aleksandar Gospic