Kirchberg ob der Donau Kirchberg ob der Donau is a municipality in Rohrbach, Austria.WWW kirchberg-donau.atNotable eventsOn 28 October 2024, the municipality's mayor Franz Hofer was shot and killed in Altenfelden following a dispute over hunting rights.LandmarksIn 2020, a new observation tower "Donau am Berg" was built 10 minutes from the town center. Formally opened in July 2021, it has 103 steps leading up to a 26-meter-high platform, offering views of the Danube valley, the Sauwald forest, and the Mühlviertel.