Categories City Walls City walls of Passau The city walls of Passau are still to see in some parts. This part is located near a street named Sterkgäßchen in the Innstadt. The Innstadt is a quarter of Passau, situated between the Inn river and the Austrian border. Sources / More info Passau (Wikipedia) [German] Tags Bavaria, Germany, Lower Bavaria, Passau ← Mirabell Palace in Salzburg → Barfüsser Church in Erfurt