This site gives information on China-the Dynasties, Kingdoms, and the Eras important to Chinese history. Within each topic, there are images important to the topic as well as a map designating which area of China is discussed.
Site uses Flash technology and there are no direct URL links to internal pages; there is no by-passing their screens. However the information is worthwhile, so click on Ancient Cultures of Our World and enjoy.
Some wonderful online exhibits, but you must go through tihs page to get to them. Of particular note for this period are Ancient Near Eastern Art: Caravan Kingdoms and Chinese Art: China History Timeline, Chinese Arts of the Brush.