free entrance - open today 11:00–17:00
9.10 - 7.11 1993
18.9 - 31.10 1993
21.6 - 11.7 1993
20.2 - 21.3 1993
13.1 - 7.2 1993
13.8 - 30.8 1992
28.3 - 10.5 1992
30.11 1991 - 19.1 1992
