Castillo de San Marcos
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MILITARY · INTERPRETIVE SIGN
Castillo de San Marcos
National Historic Civil Engineering Landmark
Military
18
Castillo de San Marcos was recognized as a National Historic Civil Engineering Landmark by the American Society of Civil Engineers in 1852, and by ASCE in 1976.
PHOTOS
Photo: Cosmos Mariner
Photo: Cosmos Mariner
Photo: Cosmos Mariner
Photo: Cosmos Mariner
Photo: Cosmos Mariner
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