For over a century, the Carysfort Reef Lighthouse was used as a beacon to aid sailors in Key Largo. There are many lighthouses in Monroe County, but this is one of the most haunted ones. Originally constructed in 1825, the Carysfort is the oldest functioning screw-pile lighthouse in United States history. Updated 2/10/2020 – While … Continue reading Key Largo: Ghost Sightings At The Carysfort Reef Lighthouse