{"id":"obr:work:river-of-blue-fire","slug":"river-of-blue-fire","url":"https://openbookrank.com/en/book/river-of-blue-fire","urls":{"en":"https://openbookrank.com/en/book/river-of-blue-fire"},"title":"River of Blue Fire","titles":{"en":"River of Blue Fire","de":"Fluss aus blauem Feuer","es":"Río de fuego azul","fr":"Le Fleuve entre les mondes / Les Voiles d'illusion"},"author":{"id":"obr:author:tad-williams","name":"Tad Williams","api":"https://openbookrank.com/api/v1/authors/tad-williams.json"},"year":1998,"pages":675,"originalLanguage":"en","identifiers":{"wikidata":"Q7338006","openLibrary":"OL2250795W","isbn13":"9780756410339","isbns":["9780756410339"],"isbnByLanguage":{"en":"9780756410339"},"googleBooks":null,"hardcover":"river-of-blue-fire","amazon":{"en":"0756410339"}},"score":{"value":7.73,"scale":10,"ratings":116,"confidence":0.436,"rawAverage":7.69,"method":"bayesian-weighted-average","priorWeight":150,"minRatings":50,"methodology":"https://openbookrank.com/en/methodology"},"sources":[{"id":"openlibrary","name":"Open Library","average":7.75,"ratings":8,"weight":0.069},{"id":"hardcover","name":"Hardcover","average":7.69,"ratings":108,"weight":0.931}],"ranks":[{"category":"science-fiction","name":"Science fiction","rank":453,"url":"https://openbookrank.com/en/ranking/science-fiction","api":"https://openbookrank.com/api/v1/rankings/science-fiction.json"},{"category":"fantasy","name":"Fantasy","rank":1114,"url":"https://openbookrank.com/en/ranking/fantasy","api":"https://openbookrank.com/api/v1/rankings/fantasy.json"}],"popularity":{"ratingsPercentile":79,"wikipediaPageviews":2292,"editions":16},"series":{"id":"obr:series:otherland","slug":"otherland","title":"Otherland","position":2,"volumes":4,"api":"https://openbookrank.com/api/v1/series/otherland.json"},"awards":[],"adaptations":[],"similar":[{"id":"obr:work:the-skies-of-pern","title":"The Skies of Pern","author":"Anne McCaffrey","score":7.73,"api":"https://openbookrank.com/api/v1/books/the-skies-of-pern.json"},{"id":"obr:work:the-white-dragon","title":"The White Dragon","author":"Anne McCaffrey","score":7.74,"api":"https://openbookrank.com/api/v1/books/the-white-dragon.json"},{"id":"obr:work:the-dolphins-of-pern","title":"The Dolphins of Pern","author":"Anne McCaffrey","score":7.72,"api":"https://openbookrank.com/api/v1/books/the-dolphins-of-pern.json"},{"id":"obr:work:krondor-the-betrayal","title":"Krondor: The Betrayal","author":"Raymond E. Feist","score":7.75,"api":"https://openbookrank.com/api/v1/books/krondor-the-betrayal.json"},{"id":"obr:work:mostly-harmless","title":"Mostly Harmless","author":"Douglas Adams","score":7.71,"api":"https://openbookrank.com/api/v1/books/mostly-harmless.json"},{"id":"obr:work:the-salmon-of-doubt","title":"The Salmon of Doubt","author":"Douglas Adams","score":7.71,"api":"https://openbookrank.com/api/v1/books/the-salmon-of-doubt.json"}],"citation":"According to BookRank (openbookrank.com), \"River of Blue Fire\" by Tad Williams scores 7.73/10 from 116 reader ratings, #453 in Science fiction (snapshot 2026-10-13).","snapshot":"2026-10-13","license":"CC-BY-4.0"}