The state of Annaba has an exciting past dating back to prehistoric times, and is filled with traces of the Paleolithic Age and remains of the Neolithic Age, the most prominent of which are the ruins of ancient Hibuna, the Basilica of Saint Augustine, the Seraidi, the Kasbah, memorials, Roman ruins, and perennial trees. Mountains constitute 50% of its total surface, and hills 25%. Which gives it many amazing landscapes.