Marco Gonzalez site may be the largest ruin on Ambergris Caye. The site lies two miles south of the town of San Pedro, it covers an area of about 500 meters by 150 meters and 60 constructions. There is a central plaza and several small courtyard groupings. The site is considered to be early Classic with occupation until the late Classic and during the Post Classic Marco Gonzalez underwent large scale expansion. The bulk of the ruins were constructed during this post classic era.