1950
地下水道 Kanal 1957
1950
2010
1970
1930
1970
1990
1960
2010
1960
1990
1990
1950
1960
1990
1990
2020
1980
2020
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990