A Nun Buoy Marks The Approach To A Harbor. Maintained by the Coast Guard are thousands of unlighted buoys like this, marking the sides of the navigable channels leading to harbors and anchorages.

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Size: 4859px × 5645px
Photo credit: © NB/USC / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 17-a2-154, 26-, coast, guard, history, job, rdss, rg