[Renfield]

GGG ping.

[aruanan]

A remote area of the Amazon river basin was once home to densely populated towns, Science journal reports. The Upper Xingu, in west Brazil, was once thought to be virgin forest, but in fact shows traces of extensive human activity. Researchers found evidence of a grid-like pattern of settlements connected by road networks and arranged around large central plazas....

Decades old news recently republished. It's funny, though, to consider all that "virgin forest" existing there from time immemorial--oops, you mean it had all been under human development?