EntityQ2459918· pop 9· linked from 6 articlesTunnel 57Sign in to savetunnel under the Berlin Wall that in October of 1964 was the location of a mass escape by 57 East Berlin citizensConnectionsgeographic coordinate systemEntityInternational Standard Book NumberEntityGerman Democratic RepublicEntityBerlin WallEntityGerman reunificationEntityOCLC, Inc.EntityWest BerlinEntityEast BerlinEntityDeutsche MarkEntityMinisterium für StaatssicherheitEntityFreie Universität BerlinEntitySocialist Unity Party of GermanyEntityBerlin-MitteEntitySternEntityfriendly fireEntityouthouseEntityReinhard FurrerEntityBorder Troops of the German Democratic RepublicEntityGedenkstätte Berliner MauerEntityStasi Records AgencyEntityCategories1960s in Berlin1964 in East Germany1964 in West GermanyBerlin WallTunnels in Berlin