Curious to find out more about the tastes of George III (above), the father of the Prince Regent, and the Prince Regent himself? This site, The Royal Collection: Royal Palaces, Residences, and Art Collection allows you to find the works collected by George III and George IV, as well as artifacts about both men. The collection includes the aquisitions of the British monarchy, including an essay on architecture by George III (which you can zoom in on and read); collections of paintings, prints, manuscripts, and sculptures; and images of the family.
Also included are a wide variety of images of George III and George IV, and other royal collectors. This site brims with information about the royal palaces, and is well worth the visit.