The tower base, the arched doorway and the circular staircase are of fine masonry.
灯塔底座, 拱形门口及螺旋式楼梯均由石块砌成, 工艺精湛。
A vertical support at the center of a circular staircase.
螺旋楼梯中柱环行楼梯中间的垂直支撑
the central pillar of a circular staircase.
环形楼梯的中心支柱。
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