stirling pugh: and sure enough, ere was a big head ana beautifully carved big head, much finer [d] more ndsome thanhe ones ata venta. obregon: stirling proposethat these enigmatic sculptures wereortraits of prominent individuals in olmec society. mostf the vast site of san lorenzo remains to be explored. new speaker: we now know atheitecove moran 300 htares, making it the laest d most complex site in mesoamerica duri t earlyressic orhearlyorma piod. obregon: the elite resided on the huge manmade plateau that dominates the site. one house, calle the "red palace," had stone columns and steps and was supplied with war channeled fromervoirs. ordinary pple may have led in the pthatched houses, li some still found ertoday. the populationncluded artisans skilled in specializedrafts. cyphers: we have a lot of evidence for workshop activity here. there are areas where theyorked obdian green stone and even monuments were worked re. the olmecs stored previously made stone monuments and then reworked them or recycled them into another shape withnother iconogrhy. we found the tenth and newest coloss