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
Palace of the Marquises of Fronteira used during the palace’s inauguration and were broken on purpose just not to be used again. In spite of being the current residence of the Marquis of Fronteira some of the rooms, the library and the garden are open to public visits. The palace garden, an area of 5,5 hectare, is adorned with Portuguese tiles with pictures that represent the different arts as well as mythological figures. The garden hedges are cut in order to represent the different year seasons. There is also a stone staircase which leads to a wall line with busts of the Kings of Portugal. Palace