After Nuremberg, the A 3 passes Neumarkt-Oberpfalz, crosses the Franconian Alps and reaches the Danube valley at Regensburg. Towards Passau, the highway runs parallel to the river past Straubing and Deggendorf (A 92 to Munich), traversing through the foothills of the Bavarian Forest. Outside of Passau, the route turns south, passes through the Neuburg Forest and crosses the Inn, the border between Germany and Austria. A 3 continues on the Austrian side is the Innkreisautobahn A 8, which continues to Linz.