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Geoff Manaugh on Twitter: "Continuing my streak of premium Norwegian tunnel content, the ”world's first subsea half marathon“ in Oct 2019 ran beneath the seabed in Norway's new Ryfast tunnel. “How often
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Geoff Manaugh on Twitter: "Continuing my streak of premium Norwegian tunnel content, the ”world's first subsea half marathon“ in Oct 2019 ran beneath the seabed in Norway's new Ryfast tunnel. “How often