Byzantine art and architecture, ornate golden mosaics, intricate stone carvings, grand domes, majestic arches, luxurious marble floors, ornamental pillars, vivid frescoes, sacred icons, lavish altarpieces, regal thrones, exquisite Byzantine patterns, richly decorated ceilings, warm candle lighting, solemn atmosphere, historic landmark, ancient cityscape, Istanbul, Hagia Sophia.