Six hundred thousand years ago the largest volcano in the Western Hemisphere erupted covering much of what is now the Central United States in a thick layer of ash The cataclysm left behind a massive caldera that today is known as Yellowstone National Park and it s about to happen again After a meeting with the President, Milton Bainbridge, a Yellowstone volcanologist i Six hundred thousand years ago the largest volcano in the Western Hemisphere erupted covering much of what is now the Central U...
4.5
View2575
Or You have Read online or Download Via Free Servers
No comments:
Post a Comment