Hollenfels Castle

Hollenfels Castle, known locally as Buerg Huelmes, is a historic fortress situated at the southern end of the village of Hollenfels in central Luxembourg. Perched high above the River Eisch within the scenic Valley of the Seven Castles, its name literally translates to "hollow cliff," a reference to the numerous tunnels and rock hollows found beneath the structure. Access to the site is granted via a brick bridge spanning a defensive ditch, leading visitors up a path characterized by steep steps and wooden bridges. The castle's origins date back to the 11th century, with the first written record appearing in 1129 regarding local water rights.

The architectural centerpiece is a majestic 39-meter tower constructed in 1380, featuring sumptuous Gothic rooms, impressive fireplaces, and intricate sculptures arranged around a spiral staircase. Over the centuries, the property changed hands frequently among noble families such as the Lords of Elter and the Raugraves of Salm, while also enduring military capture by French and Spanish forces during the 1680s. A mansion was added to the keep in 1729 and later restyled with Baroque elements in 1921. After falling into ruin, the castle underwent significant restoration in 1929 under architect J. Schoenberg and notably served as a prisoner of war camp between 1945 and 1948.

Currently owned by the Luxembourg State, Hollenfels Castle has been repurposed as a vibrant center dedicated to youth education and activities. Since 1948, the facility has operated alongside a nearby youth hostel, allowing young people to reside within the historic walls while engaging with nature. Open throughout the year, the castle successfully blends its rich medieval heritage with modern utility, preserving its sturdy walls and historic chambers for future generations to experience.