This image shows the south wall of Fort Marion, with turrets on the outermost corners of the bastions. The stairs, to the left, are used to access the ravelin, and a bridge connects the ravelin to the main fortification. Fort Marion is also known as Castillo de San Marcos. The fort is on the National Register of Historic Places, and is a National Monument.
Stereoview courtesy of Douglas Hendriksen. Image retouched and converted to anaglyph in 2011 by the Florida Center for Instructional Technology at the University of South Florida, Tampa, Florida. View this image using 3D glasses with the red lens over the left eye and the blue (cyan) lens over the right eye. This image is also available as a standard 2D photograph.
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