The Drina  The Drina river is 346 km long, and originates from
the merging of the Tara and Piva at Šćepan Polje in Montenegro.
It flows through Montenegro,Bosnia and Herzegovina, and Serbia.
The Drina is the largest tributary of the river Sava into which
it flows near Sremska Rača. The Drina’s course through Serbia is
220 km long.  Some of the major tributaries of the Drina from
the left side are the Sutjeska, Bistrica, Prača, Drinjača and
Janja rivers, and on the right the Ćehotina, Lim, Rzav,
Ljuboviđa and Jadar rivers.  Major towns located on the Drina
are Foča, Goražde, Višegrad, Bajina Bašta and Zvornik.  The raw
power of the Drina has been tamed by dams and lakes
(Višegradsko, Perućac and Zvorničko lakes), which has detracted
from but not destroyed the beauty of the Drina’s canyons. Three
hydroelectric power stations have been built on the Drina:
Višegrad, Bajina Bašta and Zvornik.  Of its bridges, the most
famous is the old bridge in Višegrad, the endowment of Sokollu
Mehmed Pasha (Mehmed paša Sokolovi