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Crater Three Times Larger Than the Grand Canyon Found in the U.S.
Spanning 25 miles in diameter, this crater is three times the size of the Grand Canyon, making it the largest ... These crystals, thinner than a human hair, were extracted from sediments collected ...
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Meteor Crater Natural Landmark
Meteor Crater was created more than 50,000 years ago ... Space Museum website. Antelope Canyon and Horseshoe Bend Day Tour from Flagstaff (707 reviews) Grand Canyon Railway Train Tickets ...