the french fort of the ecluse

alps ancient archeology building buildings castle castles chain cities city civilization cliff cliffs colour construction ecluse emperor enclosed europe european europeans fort fortress france french frenchy heritage high king landmark landscape lofty moat monument mount mountain mountains mounts moutain nature oldest panoramic picturesque pit place protection queen rampart real rock rocky ruin ruins scenery slot stone the tourism tourist tower towers travel treck tree trees treking trekking true urban very vestige wall walls west western wonder world