Underwater city: Pictures show a fantasy city under the sea Architectural style: The building in the picture has arches and domes, ornate in shape and made of stone,Coral and marine life: The building in the picture is covered in coral and other marine plants, surrounded by fish and other marine animals Light effect: The city in the picture is illuminated by warm golden light, the light penetrates through the windows and arches, the background is a dark blue ocean, and the sun is shooting down from the water