Kamchiya
The Kamchiya (also Kamchia and Kamčija, Bulgarian: Камчия [ˈkamt͡ʃijɐ]) is a 191-kilometre (119 mi) river in eastern Bulgaria. From its longest source, Golyama Kamchiya (Big Kamchiya), it has a total length of (244.5-kilometre (151.9 mi). The river Kamchiya proper starts from the confluence of the two rivers springing from Eastern Stara Planina, Golyama Kamchiya (itself formed
Source: Kamchiya · Wikipedia