 It carved a long and deep gorge between the mountains of Korab and Dešat on the west and Bistra (on the east).There are many interesting places along the Radika valley; including the villages of Velebrdo, Rostuša, Janče, Prisojnica, Skudrinje, the Saint Jovan Bigorski Monastery, the spa of Kosovratska banja (with sulphuric water, hot up to ) and the unique Alčija cave, formed in alabaster.Alabaster is abundant in the surrounding terrain and it has been extracted and treated for industrial and commercial use in the town of Debar.