free entrance - closed today
17.9 - 2.10 1994
16.4 - 29.5 1994
13.11 1993 - 6.2 1994
29.11 1993 - 6.2 1994
9.10 - 7.11 1993
21.6 - 11.7 1993
20.2 - 21.3 1993
13.1 - 7.2 1993
13.8 - 30.8 1992
