Herbeumont Castle presents dramatic medieval ruins perched atop a 111-metre cliff overlooking the Semois River in Belgium's Ardennes region. Built in 1268, the castle commanded an irregular rectangular footprint measuring approximately 60 by 40 metres and featured six towers and a central keep within its original fortifications. After suffering repeated attacks during the Thirty Years' War, Louis XIV ordered its dismantling in 1657. Archaeological excavations from 1973 to 1976 and restoration efforts in 1992, 2007, and 2009 have preserved this significant heritage site, designated a protected monument in 1938. The freely accessible ruins offer visitors spectacular views across the surrounding landscape.