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Agate Fossil Beds National Monument |
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Agate Fossil Beds National Monument: see National Parks and Monuments National Parks and Monuments
National Parks Name Type1 Location Year authorized Size acres (hectares)
Description
Acadia NP SE Maine 1919 48,419 (19,603) Mountain and coast scenery. ..... Click the link for more information. (table). Agate Fossil Beds National MonumentNatural “depository” of an extinct animal community on the Niobrara River, northwestern Nebraska, U.S. The beds, laid down as sedimentary deposits 20 million years ago, bear the remains of prehistoric mammals. Discovered c. 1878, the site was named for its proximity to rock formations containing agates. A national monument since 1965, it covers 2,269 acres (918 hectares). How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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