Explore details about location Unter der Hardt. Unter der Hardt is a location situated within the Nümbrecht alongside other areas such as Meilerweg, Kleinbahn Bielstein–Waldbröl, In der Schlade. Additionally, some smaller parts of Unter der Hardt include specific areas like Wuppertaler Straße, Wiehler Straße, Dompeweg adding to the diversity of its landscape.