Forte La Rocca LighthouseForte La Rocca Lighthouse is an active lighthouse located next to the tip of the promontory of the Argentario on the Tyrrhenian Sea.DescriptionThe lighthouse, built in 1862, consists of a cylindrical tower, high, with balcony and lantern placed atop the south east bastion of a fortification built by the Aldobrandeschi in the mid 1400. The tower is covered by white mosaic tails made of wind and salt resistant material; the lantern dome is grey metallic. The light is positioned at above sea level and emits a long white or red flash in a 7 seconds period, depending from the direction, visible up to a distance of. The lighthouse is completely automated and managed by the Marina Militare with the identification code number 2172 E.F.