The Melagavi lighthouse, also known as Heraion lighthouse, was built in 1897 on the Agrilaos peninsula, in the golf of Alkyonides Islands. In 1947, the building was renovated and repaired. Its outline is T shaped, and it has a rectangular light tower. It is made of stone and it constitutes a typical example of classical lighthouse architecture. Melagavi is renowned to be one of the 10 most beautiful lighthouses in Greece and it is also one of the most photographed landmarks by travelers with thousands of captures on Social Media like Instagram and Tumblr.