Drain the Oceans: Secrets of New York City
5:00 pm - 6:00 pm, Today on National Geographic Channel +1 (229)
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Secrets of New York City
The discovery of secrets beneath the ocean around New York, including an earth-shattering feat of engineering and a casualty of First World War stealth warfare
HD
subtitles
16x9
audio-description
Documentary
News/Current Affairs
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