A general view shows the Pyramid of the Sun at the Teotihuacan archaeological site in the outskirts of Mexico City February 2, 2008. Archaeologist Alejandro Sarabia from the National Institute of Anthropology and History (INAH) told Reuters during an interview on June 30, 2008 that it is planning to begin excavations in July in a cave located six meters (20 ft.) below the pyramid to get to know more about its ancient inhabitants. Picture taken February 2, 2008. REUTERS/Henry Romero (MEXICO)