Mannersdorf Castle sits at the base of the Leitha Mountains in Lower Austria, serving as both a historical monument and functioning municipal office. This castle developed as the seat of regional authority in the 16th century after the decline of nearby Burg Scharfeneck. The structure gained imperial recognition when Empress Maria Theresa frequently visited during her leisure stays at the local spa. The building is protected as a cultural monument, preserving its significance as the historical centre of the Mannersdorf domain. Its location at the foot of the picturesque Leithagebirge provides a scenic setting that reflects the castle's dual role as a medieval stronghold and later elegant residence for Austrian nobility.