The Olmecs Were Ancient Africans:This Olmec king with Africoid facial features, rediscovered in 1858 at the Tres Zapotes archeological site in the Mexican state of Veracruz, is convincing evidence of the 3,000-year presence of Africans in Mexico but was omitted from the Oakland Museum of California exhibit. http://sfbayview.com/2009/09/problems-with-the-recent-exhibit-%E2%80%98african-presence-in-mexico%E2%80%99/