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  "path": "/travel/news/worlds-longest-deepest-tunnel-europe-37092155",
  "publishedAt": "2026-05-03T04:09:00.000Z",
  "site": "https://www.mirror.co.uk",
  "tags": [
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    "Railways",
    "European Union"
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  "textContent": "The high-speed rail tunnel extends as far down the mountains as some of the deepest mines on the planet",
  "title": "World's longest and deepest tunnel is 35 miles under mountains — 20 minute journey"
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