Check out Schloss Grafenegg, one of the region's most famous hotels. Stay a night or two or simply take a look around.
You'll soon see why this Haitzendorf place to stay is popular with travelers. If you're looking for more to do and see here, Winzer Krems, Weingut Kolkmann, and Beethovenhaus Gneixendorf are in the area too. They won't take long to reach from Schloss Grafenegg.