Screwpile Lighthouse
| Screwpile lighthouses were so named because they were built on piles that had been screwed into the sea bottom. More of these type of lighthouses were constructed in the Chesapeake than anywhere else in the world. |
| Screwpile lighthouses were so named because they were built on piles that had been screwed into the sea bottom. More of these type of lighthouses were constructed in the Chesapeake than anywhere else in the world. |