The largest Red Army base outside the Soviet Union was a 40 minute drive south of Berlin. It was just beyond where the new airport — and the old Schönefeld SXF — is today. Wünsdorf-Waldstadt was completely off limits to East Germans during those long, dark Iron Curtain years. They called it Die Verbotene Stadt (the Forbidden City). Others called the massive base ‘Little Moscow’, and I guess it...