Elster

Elster, the name of two rivers of Germany, the White and the Black Elster. The White Elster rises at the foot of the Elster Mountains, on the north-western boundary of Bohemia, flows in a northerly direction, and falls into the Saale, above the town of Halle, in Prussian Saxony. Total length, 122 miles. The Black Elster rises in Saxony, south of Elstra, flows north-west, and joins the Elbe 9 miles SE. of Wittenberg, after a course of 112 miles.