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Entryway to Sentry Box  Showing Daylight through Gun-slot

Entryway to Sentry Box Showing Daylight through Gun-slot

This is a view of the entryway to the sentry box which illustrates the soft surface of the coquina stone (a soft limestone formed from broken shells and corals), which was used as the primary building material at Fort Matanzas. This fort is listed on the National Register of Historic Places, as Fort Matanzas National Monument.
Galleries: Florida Forts and Battlefields, Fort Matanzas, Forts and Fortifications, St. Johns
Keywords: Fort Matanzas National Park, Forts, Garita, National Monument, Saint Augustine, Spanish fort, St. Augustine, bartizan, coquina, limestone, sentry box
Photo Location: Fort Matanzas National Monument, St. Johns County, Florida
Photographer: Dr. Roy Winkelman
Date of Photo: 12/17/2013
Device Make: Canon
Device Model: Canon EOS 5D Mark II
Exposure Time: 0.025
F Number: 16
Original Dimensions: 5616×3744
Picture Orientation: Landscape
GPS Coordinates: 29°42′55″N 81°14′21″W
Picture Number: 25946