Europe-Places.com has listed approx 131 fortresses in Greece. Some of the Top rated fortresses in Greece are- Venetian Fortezza Castle, Spinalonga fortress, Fortress of Palamidi, Rocca a Mare Fortress "Koulés", Rocca a Mare Fortress, Rocca a Mare Fortress, Fortress of Palamidi, Fortress of Palamidi, Old Venetian Fortress & Heptapyrgion of Thessalonica.