At the old City Hall of Passau you can see this marker showing the high of water levels during floods of the rivers Danube, Inn and Ilz from 1501 to the worst in June 3. 2013 with 10,20 Meters shown on the Wikimedia image.
Rivers, Memorials, Events - Fires, Crashes, and Disasters
Links: upload.wikimedia.org, www.niederbayern-wiki.de
By: Dania