National Natural Landmarks
Barringer Meteor Crater
Barringer Meteor Crater is the largest impact crater yet discovered in the United States. The impact occurred approximately 50,000 years ago from a meteor weighing several hundred thousand tons.
Location: Coconino County, AZ
Year designated: 1967
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Please remember, National Natural Landmarks (NNLs) are not national parks. NNL status does not indicate public ownership, and many sites are not open for visitation.