巴哈马长岛,迪恩的蓝洞 ( dean's blue hole),—660英尺深 (约201米)
great blue hole belize
蓝洞(blue hole),伯利兹邻近灯塔礁
蓝洞bluehole圣埃斯皮里图瓦努阿图南太平洋的一个岛国
伯利兹的大蓝洞(great blue hole)—407英尺深 (约124米深)
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