http://www.megalithic.co.uk New site additions and news from Uruguay on the Megalithic Portal en-us http://www.megalithic.co.uk/article.php?sid=2146411947 . A complex farming society developed in Uruguay around 4,800 to 4,200 years ago, much earlier that previously thought, Iriarte and his colleagues report in this week's Nature (December 2). Researchers had assumed that the large rivers system called the La Plata Basin was inhabited by simple groups of hunters and gatherers for much of the pre-Hispanic era. Sat, 04 Dec 2004 21:23:00 GMT 2146411947