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Jurassic period

(Encyclopedia) Jurassic periodJurassic periodjərăsˈĭk [key] [from the Jura Mts.], second period of the Mesozoic era of geologic time, lasting from 213 to 144 million years ago. At the start of the…

Utah Map: Regions, Geography, Facts & Figures

Utah is a diverse U.S. state located in the western part of the country, bordered by Arizona, Colorado, Idaho, Nevada, New Mexico, Oregon, and Wyoming. The state is a magnificent place to visit, with…

New Mexico

(Encyclopedia) CE5 New Mexico, state in the SW United States. At its northwestern corner are the so-called Four Corners, where Colorado, New Mexico, Arizona, and Utah meet at right angles; New…

National Monuments

Name and location Total acreageAfrican Burial Ground (N.Y.)n.a.Agate Fossil Beds (Neb.) 3,055.22Alibates Flint Quarries (Tex.) 1,370.97Aniakchak (Alaska) 137,176.00Aztec Ruins (N.M.) 317.…