Ключевые слова: abstract, ancient, arch, arches, architectural features, architecture, archways, basilica, bricks, byzantian, byzantine, byzantine architecture, carved, cistern, cisterns, column, columns, constantinople, eerie, hippodrome, historic, historical, istanbul, marble, marble columns, monument, monuments, no people, nobody, reflection, reflections, reservoir, roman, sarnici, stone, storage, sultanahmet, supply, travel, turkey, turkey country, turkish, underground, underground cistern, wall, water, water supply, yerabatan, yerebatan,