Punta della Guardia LighthousePunta della Guardia Lighthouse is an active lighthouse in Ponza, Italy.HistoryThe Island of Ponza is the largest of the Pontine Islands. A previous lighthouse, dating from 1866, was located 226 meters above sea level. The current lighthouse was activated in 1886, and has been autonomous since the 1970s.DescriptionThe structure stands on a large cliff connected to the rest of the island by a very narrow isthmus. It consists of a 17-meter-high octagonal masonry tower, with a gallery and lantern.