{
  "type": "edition",
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    "url": "https://www.bookquiver.com"
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  "formats": "Every page has two versions with the same data: JSON (the page address + .json) and markdown (the page address + .md). Append .json or .md to any `url` in this document.",
  "title": "Underworld",
  "subtitle": null,
  "url": "https://www.bookquiver.com/graham-hancock/underworld/9781400049516",
  "publisher": "crown",
  "translators": [],
  "medium": "paper",
  "duration_seconds": null,
  "narrators": [],
  "illustrators": [],
  "cover_artists": [],
  "isbn": "978-14-0004-951-6",
  "pages": 784,
  "published": "2003-10-28",
  "language": "en_US",
  "cover": "https://quivercdn.com/covers/crown/graham-hancock/underworld_978-14-0004-951-6.jpg?v=2026-06-18%2016%3A30%3A11",
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  "markdown": "https://www.bookquiver.com/graham-hancock/underworld/9781400049516.md",
  "binding": "Softcover",
  "description": "What secrets lie beneath the deep blue sea? Underworld takes you on a remarkable journey to the bottom of the ocean in a thrilling hunt for ancient ruins that have never been found—until now....",
  "book": {
    "title": "Underworld",
    "slug": "underworld",
    "url": "https://www.bookquiver.com/graham-hancock/underworld"
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  "authors": [
    {
      "name": "Graham Hancock",
      "slug": "graham-hancock",
      "url": "https://www.bookquiver.com/graham-hancock"
    }
  ]
}