Silberloch National Cemetery, National cemetery at Hartmannswillerkopf, France

Silberloch National Cemetery is a national war grave site in Wattwiller containing 1,640 French soldiers from World War I, including 384 unidentified individuals in collective graves. The grounds include an 80 meter (262 feet) trench leading to an underground chapel with an ossuary holding approximately 12,000 unknown soldiers and displays of battlefield artifacts.

French soldiers killed in the Hartmannswillerkopf sector were buried at Silberloch from 1915. Between 1921 and 1926 the cemetery gathered remains from scattered battlefield graves and from the military cemeteries of Wattwiller, Steinbach, Uffholtz, Willer, south of Thann and La Doller; Moosch and Guebwiller stayed in place. It was declared a national necropolis in 1921 and laid out by Albert Lebrun in 1932.

The cemetery takes its name from the nearby Col du Silberloch. Since 1915 French dead of this front sector were buried here, and from 1921 to 1926 remains were brought in from scattered graves on the battlefield and from the military cemeteries of Wattwiller, Steinbach, Uffholtz, Willer, south of Thann and La Doller. The cemeteries of Moosch and Guebwiller stayed in place.

Visitors can reach the cemetery near Wattwiller and explore the grounds in the afternoon hours throughout the year. Sturdy shoes are recommended as pathways descend through the trench and cross uneven terrain.

The underground section holds not only bones in the ossuary but also original artifacts from excavations and combat in the region. This collection offers direct insight into everyday objects soldiers carried, revealing the material reality of war.