Gonio Fortress, Apsaros is a 1st century historical fortress in Adjara near the seaside resort Gonio.The fortress had a unique strategic importance: it protected the entrances of the Chorokhi and Adjaristskali valleys, connecting inner regions of southwestern Georgia with the Black Sea coast. Because of its location, Gonio fortress became one of the pillars of the Roman Empire and then for Byzantine and Ottoman too. The Gonio fortress has been a museum-reserve since 2010. There are exhibits dated back from the early years of the nineteenth century to the 80’s.