Hook Lighthouse
The Hook Lighthouse (; also known as Hook Head Lighthouse) is a building situated on  Hook Head at the tip of the Hook Peninsula in County Wexford, in Ireland. It is one of the oldest lighthouses in the world and the second oldest operating lighthouse in the world, after the Tower of Hercules in Spain. It is operated by the Commissioners of Irish Lights, the Irish Lighthouse Authority, it marks the eastern entrance to Waterford Harbour. The current structure has stood for 846 years as of 2018.
Amelia Island Light
The Amelia Island Light is the oldest existing lighthouse in the state of Florida in the United States. It is located near the northern end of Amelia Island in the northeastern part of the state. Its light marks St. Marys Entrance, the inlet leading to St. Marys River, the Cumberland Sound and the harbor of Fernandina Beach, Florida along the Amelia River. The white light flashes every ten seconds which turns red from 344° to 360° when covering the shoal water in the vicinity of Nassau Sound.