13:44 09 June 2009 by Catherine Brahic
Nearly 10,000 years ago, 50 metres beneath the surface of what is now North America's Lake Huron, hunters set an ambush. Caribou were herded through stone corridors towards archers that lay waiting behind low parapets.
No bones or drawings have been found to tell this ancient tale. Instead sonar mapping has given researchers detailed views of the lake floor, which flooded 8000 years ago, preserving a Pompeii-like snapshot of local human history.
John O'Shea and Guy Meadows of the University of Michigan say that when the huge Laurentide ice sheet melted and flooded the basin, it potentially preserved intact Native American sites – which are rare in the Great Lakes region. "The waters of Lake Huron playing a role similar to the mud and clastic debris at Pompeii," says O'Shea.
Full story at: http://www.newscientist.com/article/dn17275-stone-age-hunting-traps-found-deep-in-great-lakes.html
Subscribe to:
Post Comments (Atom)
Posts
No comments:
Post a Comment
You only need to enter your comment once! Comments will appear once they have been moderated. This is so as to stop the would-be comedian who has been spamming the comments here with inane and often offensive remarks. You know who you are!