fortress, ctesiphon, bastion, acropolis, ramparts, edifice, palace, byzantine empire, fort, caravanserai, redoubt, porticoes, fortresses, kasbah, ruins, castle, tuileries palace, battlement, medina, rajah, nabataean, impregnability, nebuchadnezzar ii, magadha, visigothic, monolith, cosmopolis, aksum, fortifications, cloisters, sepulchers, stronghold, palais, punic, suzerain, triumphal arch, omayyad, abbasid, tombs, propylaea, princedom, hypogeum, kremlin, monastery, leptis, colosseum, dolmen, duomo, liao dynasty, palacio, necropolis, sennacherib, sassanian, hoplites, cathedral, pachacamac, stupa, sassanid, oasis, masjid, bulwarks, bell tower, sanctum, stupas, seringapatam, conquistadores, outpost, catacombs, domitian, ziggurat, jumna, apadana, hellenist, shrine, cathar, splendorous, hippodrome, megaliths, hyksos, knossos, mount parnassus, demesne, carthaginians, seljuks, khiva, stabiae, aristocracies, mediaeval, aquileia, mamelukes, besiegers, procopius, yenan, maginot line, minaret, tumulus, gun emplacement, scholasticism, bactria, pasargadae, monuments, barbarians, citadels, sanctuary, fortification, bastions, castles, city, mosque, temple, capitol, gateway, battlemented, moated, towered, castellated, demolished, arsenal, fortified, turreted, palisaded, ruined, floodlit, impregnable, observatory, roofed, barricaded, capitoline, crenellated

., acropolis, casbah, kasbah, kremlin

fastness