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
Buckingham Palace Road opposite the coach station, designed by Albert Lakeman, also in the Art Deco style. It allowed passengers to check-in before boarding special trains from Victoria Station to Croydon Airport or Southampton Docks for the flying boat service. The terminal continued in service until the end of the 1970s, by which time there were dedicated rail or bus connections to Gatwick and Heathrow Airports. It is now the headquarters of the National Audit Office. In June 1917, the Imperial Headquarters of The Boy Scouts' Association (since 1967, The Scout Association) moved to 25 Buckingham Palace Road from the previous office at