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
Please remember, National Natural Landmarks (NNLs) are not national parks. NNLs are owned by a variety of public and private entities and allowing visitation is at their discretion. Many NNL sites maintain public websites where additional information may be found.