Dome

Avenue of the Dead, view with the area in front of the west front of the Pyramid of the Sun, looking down and west; The construction of at least one major structure, the Temple or Pyramid of the Sun, is attributed to the first 150 years CE. Although less than half the height of the Great Pyramid of Giza, it has a base of about the same area (about 50,000 sq. m) and dominates the ceremonial centre. Source: Grove Art Online; http://www.groveart.com/ (accessed 2/14/2008)