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.
Ona Lighthouse
The lighthouse was built in 1867 and was fully automated in 1971. The tall round cast iron lighthouse is red and the light sits at an elevation of above sea level. The continuous white light shines all night long and it also has a bright red flash every 30 seconds. The main light has an intensity of 79,000 candela and the red flash has an intensity of 295,000 candela. The lighthouse is in operation from 16 July until 21 May each year; it does not operate during the rest of the year due to the midnight sun in May-July. The light can be seen for up to .