Ключевые слова: ancient, architecture, art, circle, circular, classic, culture, design, down, downstair, europe, gallery, glass, helix, high, interior, italian, italy, ladder, large, monumental, museum, ornate, place, ramp, roma, rome, roof, round, screw, shape, slope, spiral, stair, staircase, stairway, step, structure, top, tourism, travel, trip, twist, upstair, vatican, view, volute, window,