The South Stack Lighthouse is built on a small island off the north-west coast of Holyhead, Anglesey, Wales.
It was built in 1809 to warn ships of the dangerous rocks below.
The position of the Southstack lighthouse is 53 18.4N 04 41.9W. The height of the tower is 27.7 meters. The lighthouse was electrified in 1938.
Coming down? Remember to purchase your tickets at the top before coming down all 365 steps!