Opening hours Treasury
After this time, when the alarm is switched on, the rooms should be cleared.
Postcards, books, etcetera can be bought until 5 pm (6 pm respectively).
Guided tours can be applied for through the V.V.V. (Dutch Tourist Office: 00-31-43-3217878). From May to October, during week days, however, hostesses will be present. They will gladly answer all your questions. During these months, tours will be held twice a day: at 1 pm and 3 pm. Apart from the entrance fee, there are no extra costs for these tours.