Whether the euthanasia memorial in the Salzburg spa garden, the stumbling blocks or the freedom fighters in Graz-all and many other places and signs of memory of the Nazi era are recorded in the digital souvenir landscape (Derla). The digital platform offers self -guided, prepared tours across Austria. In addition, the biographies of the people are available to remind these places. A total of almost 4,200 locations and 8,200 biographies have already been recorded in the digital database.