the time of King Charles IV by Juan de Villanueva. Decorated with stucco, in its walls are frescoes painted around 1791 by Francisco Bayeu y Subías, who was the brother in law of Francisco de Goya. The subjects represented are Adoration of the Magi, Adoration of the Shepherds, the Flight into Egypt, Visitation and Zechariah and St. Elizabeth with the Virgin Mary. In addition to the pillars that form the frame of the main altar are St. Matthew and St. Luke. In the center of the vault is depicted God the Father with a celestial host of angels. At top of the dome flies the dove of the Holy Spirit. The canvas of the Immaculate Mary occupying the central space is by Mariano Salvador Maella. Salón del Trono (Throne Room) The recessed dome is decorated with Pompeian style frescoes attributed to Vicente Camarón in 1851 and represent the Monarchy. The royal crown is supported by figures of Venus and Industry. To the right stands Arts and left Abundance and Prudence. Around the hall runs a stucco base that simulates marble with green serpentine tones. In this hall kings officiated during formal visits. The walls are lined with red velvet. The furniture is mostly from the period of Isabel II, except for the decorative French Louis XVI style royal thrones that were used by Alfonso XII and his wife. Despacho de la Reina (Queen's office) This room was used by Isabel II as an office, after it was a bedroom. Paintings decorate its walls, including the Vase by Jan Brueghel. A landscape by Martínez del Mazo, two paintings of small size with view of classical buildings, painted by Francisco Galli Bibiena, and three vases by Arellano are some other of most interesting. The vault is frescoed in Pompeian style by Mariano Salvador Maella with scenes from the Passion of Christ. Next to this hall is a small chapel or private oratory with a painting of the Virgin by Luca Giordano. The lamp hanging from ceiling is of La Granja de San Ildefonso' glass. The furniture is from the era of Charles IV, built at the Royal Workshop, highlighting in them fine marquetry work. Gabinete de Porcelana (Porcelain room) This room was commissioned by Charles III. It is a work by the Royal Porcelain Factory of the Buen Retiro in Madrid. A medium-sized hall, its walls and ceilings are completely lined by