Around 650 brass stumbling blocks dotted across Spain help preserve the memory of the over 9,000 Republican prisoners who were deported to Nazi concentration camps during World War II, a dark and seldom-discussed chapter in the country’s history whose scars are still felt to this day. Since the Stolpersteine project was launched by German artist Gunter Demnig in 1992, some 70,000 of the cobble -sized plaques have been fitted in over 1,200 locations, marking the final place of residence chosen by victims of the Holocaust, including Jews, Romani, people with disabilities, homosexuals and political prisoners . A total of 9,161...