Kenny Broad and Brian Kakuk surface at dusk after multiple dives in Sawmill Sink, where they collected bacteria samples and fossils.

黄昏时刻，肯尼·布劳德和布莱恩·卡库克经过多次潜水后返回到扫密尔水坑的水面上来。他们在水下取得了细菌和化石的样本。

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Follow Dr. Kenny Broad as he dives into underwater caves that formed during the last ice age when sea level was nearly 400 feet below what it is today.

跟随他到，在末次冰期时，海平面形成近400英尺以下是今天的什么水下洞穴潜水肯尼博士宽。

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Kenny Broad and his team spent time talking with native Bahamians to ask them if they knew where the team could find other blue holes.

VOA: special.2010.11.10

Kenny Broad is an anthropologist at the University of Miami in Florida.

VOA: special.2010.11.10