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 1968/11/09
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1968 - 11
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Gold Oro histórico cuadro y el gráfico de precios

360 días gráfico ,
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Gold Oro histórico cuadro y el gráfico de precios


Silver Tabla de Precios Históricos de plata y el gráfico

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Silver Tabla de Precios Históricos de plata y el gráfico











Noticias de oro:
  • Watson Brake - Wikipedia
    Watson Brake is an archaeological site in present-day Ouachita Parish, Louisiana, from the Archaic period Dated to about 5400 years ago (approx 3500 BCE), Watson Brake is considered the oldest earthwork mound complex in North America [1] It is older than the Ancient Egyptian pyramids or Britain’s Stonehenge
  • Watson Brake Louisianas Ancient Mounds - The Heart of Louisiana
    The complex of ancient mounds known as Watson Brake is among the oldest groups of earthworks in the United States The mounds are located southwest of Monroe in northeastern Louisiana and are believed to be more than 5,000 years old
  • Watson Brake Archaeological Site - 64 Parishes
    Watson Brake is among the oldest and best preserved Middle Archaic period (6000–2000 BCE) earthworks in the Southeast The site was built by the Evans culture The massive site contains eleven earthen mounds connected by ridges The two curved ridges link groups of earthworks that are referred to as the north and south mounds
  • Oldest Earthen Mounds Heighten Mystery | Science | AAAS
    The elaborate mound complex, called Watson Brake, first received scientific attention in the 1970s, after loggers clear-cut some of the area Consisting of 11 mounds and connecting ridges that enclose nearly 9 hectares, it was originally thought to have been build by the Poverty Point people, who flourished in the region from 3700 to 2700 years
  • Ouachita Parish archaeological site dates back to 3500 BCE
    Watson Brake is a prehistoric Evans culture site in Ouachita Parish dating to 3500 to 2800 B C The site was discovered in the 1980s by Reca Jones
  • Hidden Mounds in Louisiana Older Than Pyramids and Stonehenge - KPEL 96. 5
    That's exactly what we have here in Louisiana with the Watson Brake earthworks in Ouachita Parish This isn't just another viral archaeological site; it's the oldest known mound complex in North America, built around 5,400 years ago
  • Ouachita River Mounds: A Five Millennium Mystery
    Radiocarbon dating of Watson Brake places its construction in a 400-year period beginning at 3400 B C Watson Brake became a focal point of research into Middle Archaic mounds because it is larger, more securely dated and has been disturbed less than the others
  • Earliest Mound Site - Archaeology Magazine Archive
    Watson Brake, in the floodplain of the Ouachita River near Monroe in northern Louisiana, may be the oldest large-scale mound site in the Americas
  • Watson Brake, a Middle Archaic Mound Complex in Northeast Louisiana
    Middle Archaic earthen mound complexes in the lower Mississippi valley are remote antecedents of the famous but much younger Poverty Point earthworks Watson Brake is the largest and most complex of these early mound sites
  • This Louisiana archeological site is older than the Egyptian pyramids
    Ouachita Parish in north Louisiana is home to the oldest earthwork mound complex in North America, constructed approximately 5,400 years ago, known as Watson Brake





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