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.
Dog Island Lighthouse
Dog Island Lighthouse has twice featured on New Zealand stamps. In 1969, the New Zealand Government Life Insurance Department (better known as Government Life) issued five stamps showing lighthouses, with the highest denomination (15c) depicting the Dog Island Lighthouse. In 2009, New Zealand Post issued five stamps commemorating the 150th anniversary of New Zealand's oldest lighthouse at Pencarrow Head; the Dog Island Lighthouse was included with a $1 value.