Anything with the word Amazon in it, when it refers to the rainforest ecosystem in South America, is worthy of marvel. Joanna Klein offers this story, in the Trilobites feature at the New York Times, that is one of the more surprising finds we have seen in a long time:

Deep in the Amazon, the rain forest once covered ancient secrets. Spread across hundreds of thousands of acres are massive, geometric earthworks. The carvings stretch out in circles and squares that can be as big as a city block, with trenches up to 12 yards wide and 13 feet deep. They appear to have been built up to 2,000 years ago.

Were the broken ceramics found near the entrances used for ritual sacrifices? Why were they here? The answer remains a mystery. Continue reading →