AirDate: 4/21/2022 |
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Overview: During the world wars, 175,000 mines were laid in the Baltic Sea and the North Sea. Around 30 percent is estimated to remain on the seabed. An in-depth look at the role of mines in history. |
The threat beneath the surfaceShow: 500 years of the Navy – Half a Millennium of People, Sea and Conflicts --> Season: 1 - Season 1
AirDate: 4/21/2022
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|
Overview: During the world wars, 175,000 mines were laid in the Baltic Sea and the North Sea. Around 30 percent is estimated to remain on the seabed. An in-depth look at the role of mines in history. |