SAO PAULO, Brazil - A grouping of granite blocks along a grassy Amazon hilltop may be the vestiges of a centuries-old astronomical observatory — a find archaeologists say indicates early rainforest inhabitants were more sophisticated than previously believed. On the shortest day of the year — Dec. 21 — the shadow of one of the blocks disappears when the sun is directly above it.
Tropical Stonehenge
No TrackBacks
TrackBack URL: http://www.siliconpalms.com/cgi-bin/sp_mt/mt-tb.cgi/77
Subscribe to RSS Feed
Leave a comment