1950
地下水道 Kanal 1957
1950
1990
1990
1990
1970
1990
1970
1990
1980
2020
1980
1990
1990
1930
1950
1990
1930
1950
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990