Nexing Castle in the Weinviertel's gentle rolling hills showcases English Tudor-style architecture distinctive to its Lower Austrian setting, featuring a central crenellated four-story gate tower and a slender polygonal tower at its eastern corner. Documented from 1259 when the Cistercian monastery Heiligenkreuz held its lands, the castle was rebuilt in Romantic hunting-lodge style from 1802 under Franz Ritter von Heintel's ownership. The castle's principal charm lies in its accompanying parkland—the remarkable 'Nexing Switzerland'—a unique landscape garden adorned with rocky outcroppings and shell-decorated formations that create an enchanting Romantic aesthetic. This ensemble preserves both architectural heritage and creative horticultural vision across the Weinviertel's pastoral landscape.