49,000 years ago, however, a large meteor created Barringer Meteor Crater in Arizona, pictured above . Barringer is over a kilometer across. In 1920, it was the first feature on Earth to be recognized as an impact crater . Today, over 100 terrestrial impact craters have been identified. Recent computer modeling now indicates how some of the Canyon Diablo impactor melted during the impact that created Barringer.
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