Sentinel is an unincorporated community in Maricopa County, Arizona, United States.[2] It has an estimated elevation of 692 feet (211 m) above sea level.[1]
The train station served the US Army training camps: Camp Horn and Camp Hyder during World War II.[3]
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The Mysterious and Isolated Gila River Steam Pump Station Near Sentinel Arizona
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General Patton's Desert Training Center & Camp Coxcomb, and the Palen Mountains Maneuver Area.
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53 Acres S Limestone Road - Portal, AZ
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Sentinel ruins
Some of the late 19th Century ruins in Sentinel.