The canyon isn’t 6 million years old, some scientists say, but more like 70 million years old. If this order-of-magnitude challenge to the othodoxy holds up, it would mean the Grand Canyon has been around since the days of T. rex.
http://www.washingto...f58f_story.html
Grand Canyon 70 million years old
formed during era of dinosaurs, new study claims
Started by Still Waters , Dec 01 2012 04:48 PM
grand canyon
Started by Still Waters , Dec 01 2012 04:48 PM
1 reply to this topic
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