Note: Do not rely on this information. It is very old.
Enns
Enns, a river of Austria rising in a branch of the Noric Alps in Salzburg, 12 miles N. of Ratstadt. It flows N. to Ratstadt, then N.E. across Styria and N.W. into Austria, which it divides into Upper and Lower, and falls into the Danube, somewhat below the town of Enns, after a course of 160 miles, the lower part of which is navigable.