Stock Photo - 18 May 2022, Thuringia, Ohrdruf: Michael Löffelsender (l) from the Buchenwald and Mittelbau-Dora Foundation and Christoph Mauny from the Friedenstein Castle Foundation and stand at the project launch ""German Remembrance Gap Concentration Camp Ohrdruf"" at the former site of the concentration camp on the current Bundeswehr military training area near Ohrdruf. The project of the Friedenstein Castle Gotha Foundation is intended to create a virtual place of remembrance for the total of about 20,000 prisoners of the concentration camp. Among others, the Arolsen Archives and the Buchenwald and Mittelbau-Dora Memorials Foundation are involved. Ohrdruf was the first Nazi concentration camp liberated by the Western Allies toward the end of World War II. Photo: Martin Schutt/dpa. - Ohrdruf/Thuringia/Germany