If visiting museums in Donaustauf are on your list, you might want to check out the upcoming exhibitions at Walhalla Temple, located in the heart of town. You could also start your cultural experience by heading over to the cathedral in the area. If you want to experience more of the culture Donaustauf has to offer, head to Donau Arena and Danube Mall.
Though Klinikum St. Elisabeth Straubing GmbH might be what brings you to town, perhaps you'll have a chance to explore more of Straubing while you are here.
After visiting Church of St. Peter and Paul, make a plan to see the other sights and activities in Loiching. Make some time to visit the monuments while you're in the area.