Escher in the Palace one's eyes will be tricked by multiple interactive displays. In the rooms of the museum are fifteen chandeliers made by the Rotterdam artist, Hans van Bentem. The artist designed these especially for the museum, with some references to the work of Escher and the Palace. In the ballroom, a star chandelier is endlessly reflected in the two mirrors. In other rooms there are chandeliers such as a shark, a skull, spiders, and a sea horse. The parquet floor in the Palace was designed in 1991/92 by the American minimal artist Donald Judd on the occasion of the opening of the
Garden at Buckingham Palace to part of the garden, which forms the exit from the palace at the end of the tour. (A large gift shop in a marquee is erected along the path at that time.) Visitors also have the opportunity to purchase specially made ice cream from the Buckingham Palace ice cream tent which is situated on the route out of the garden. The garden is where the Queen's garden parties are held. In June 2002 she invited the public into the garden for entertainment for the first time during her reign. As part of her Golden Jubilee Weekend thousands of Britons