And Louis, afterwards the emperor Louis IV., ruled their duchy in common; but as their relations were never harmonious a division of Upper Bavaria was made in 1301, by which Rudolph received the land east of the Isar together with the town of Munich, and Louis the district between the Isar and the Lech.
In its passage through Bavaria it receives several important affluents on both banks, notably on the right the Alpine rivers Lech, Isar and Inn, the last of which at the junction near Passau exceeds in volume the waters of the Danube.
The country mainly belongs to the basins of the Danube and the Main; by far the greater portion being drained by the former river, which, entering from Swabia as a navigable stream, traverses the entire breadth of the kingdom, with a winding course of 200 m., and receives in its passage the Iller, the Lech, the Isar and the Inn from the south, and the Naab, the Altmuhl and the WBrnitz from the north.
The Isar does not become navigable till it has passed Munich; and the Lech is a stream of a similar size.
In the Maximilianstrasse, which extends from Haidhausen on the right bank of the Isar to the Max-Joseph Platz, King Maximilian II.