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.
Mahabalipuram lighthouse
Mahabalipuram lighthouse is located in Tamil Nadu, India. It is open to tourists since 2011. It was closed in 2001 following a perceived threat from the Liberation Tigers of Tamil Eelam. The first light was commissioned here in 1887. The lighthouse with a circular masonry tower made of natural stone became fully functional in 1904. India's oldest lighthouse, built around 640 AD by Pallava king Mahendra Pallava stands next to this modern structure. The Pallava era lighthouse is a protected monument, maintained by the Archaeological Survey of India.