en Español | INDEX |
Ciencias y Artes Patagonia www.sun45.org www.CityHenge.org International Year of Astronomy 2009 |
International Sunbeam and Shadow Project “Sun 45 Equi-umbra” Spring Equi-umbra
Punta Norte, Argentina Latitude: S 42° 05’ Longitude: W 63° 46’ |
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