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The Humber Forts are two large fortifications in the mouth of the Humber Estuary in northern England: Bull Sand Fort (53°33′43″N 0°4′3″E / 53.56194°N 0.06750°E / 53.56194; 0.06750 (Bull Sand Fort)) and Haile Sand Fort (53°32′4″N 0°2′1″E / 53.53444°N 0.03361°E / 53.53444; 0.03361 (Haile Sand Fort)).[1][2]
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