CARYSFORT REEF - Florida Keys Active: Yes Characteristics: Three-group flashing white every 60-seconds with three red sectors. Height: 112 feet History: Constructed in 1852. First lighted Mach 10, 1852. It is the oldest iron screwpile lighthouse still functioning in the US. On the National Register Listing. Lens: Original: Eighteen patent lamps with 21-inch reflectors (1852); Winslow Lewis. Present: Vega VRB-25 rotating beacon; RACON. Focal Plane: 100 feet. Coordinates: 25 13 18 N 80 12 42 W Operated by: United States Coast Guard Visit Status: Closed to public, Visitor Info: Cannot be seen from land. Boats can be chartered out of Key Largo to go out to the light or from John Pennekamp Coral Reef State Park. The Florida Keys Reef Lights Foundation has been formed to promote the establishment of a lighthouse museum and future access to the light.
Photo courtesy of the National Park Service