1950
地下水道 Kanal 1957
1950
1940
2010
1980
1990
1990
1970
1990
2000
1990
1980
2000
1990
2000
1990
2000
2020
1990
1910
1910
1930
1930
1930
1930
1930
1930
1930
1930
1930
1930
1930
1930
1930
1930
1930
1930
1930
1930