{"schema_version":"bf_book_companion_v1","release_id":"20261010T034321Z-reviewed-full-unique-works","book":{"amazon_purchase_url":"https://www.amazon.com/dp/0062374451?tag=bookfrontie00-20","asin":"0062374451","authors":["Dan Gutman"],"book_id":"9780062374455","canonical_url":"https://bookfrontier.com/books/flashback-four-3-the-pompeii-disaster-9780062374455","cover_image_url":"https://img.bookfrontier.com/9780062374455.jpg?v=1950baa80565cbc9","description":"In this explosive third installment of New York Times bestselling author Dan Gutman’s action-packed series, four thrill-seeking friends travel back in time to document one of the most devastating natural disasters the world has ever seen. Eccentric billionaire Miss Z is sending Luke, Julia, David, and Isabel on another mission back in time to capture one of history’s most important events. This time, the Flashback Four are headed to AD 79 to photograph the eruption of Mount Vesuvius! Can the Flashback Four get their photo and get back home before they become ancient history? With real photographs from Pompeii to help put young readers right in the action, plus back matter that separates fact from fiction, The Pompeii Disaster tells the story of one of the world’s most devastating natural disasters like you’ve never seen it before.","forthcoming":false,"isbn13":"9780062374455","publication_date":"20190312","publisher":"HarperCollins","slug":"flashback-four-3-the-pompeii-disaster","subtitle":"","title":"Flashback Four #3: the Pompeii Disaster"},"discovery":{"categories":{"all":[{"bisac_code":"JUV016020","confidence_band":"medium","label":"Ancient Civilizations","score":0.751,"source":"bisac_hint_model"},{"bisac_code":"JUV016190","confidence_band":"medium","label":"21st-Century U.S. Stories","score":0.7364,"source":"bisac_hint_model"},{"bisac_code":"JNF051160","confidence_band":"medium","label":"Natural Disasters","score":0.7299,"source":"bisac_hint_model"}],"hint":[{"bisac_code":"JUV016020","confidence_band":"medium","label":"Ancient Civilizations","score":0.751,"source":"bisac_hint_model"},{"bisac_code":"JUV016190","confidence_band":"medium","label":"21st-Century U.S. Stories","score":0.7364,"source":"bisac_hint_model"},{"bisac_code":"JNF051160","confidence_band":"medium","label":"Natural Disasters","score":0.7299,"source":"bisac_hint_model"}],"publisher":[{"bisac_code":"JUV001000","confidence_band":"high","label":"Action & Adventure","score":1,"source":"onix_publisher_code"},{"bisac_code":"JUV001010","confidence_band":"high","label":"Survival Stories","score":1,"source":"onix_publisher_code"},{"bisac_code":"JUV016020","confidence_band":"high","label":"Ancient Civilizations","score":1,"source":"onix_publisher_code"},{"bisac_code":"JUV016080","confidence_band":"high","label":"Wars & Military History","score":1,"source":"onix_publisher_code"},{"bisac_code":"JUV016120","confidence_band":"high","label":"Colonial & Revolutionary U.S.","score":1,"source":"onix_publisher_code"},{"bisac_code":"JUV016150","confidence_band":"high","label":"20th-Century U.S.","score":1,"source":"onix_publisher_code"},{"bisac_code":"JUV016200","confidence_band":"high","label":"Civil War Era","score":1,"source":"onix_publisher_code"},{"bisac_code":"JUV037000","confidence_band":"high","label":"Magic & Fantasy","score":1,"source":"onix_publisher_code"}]},"genres":[{"label":"Ancient Civilizations","score":0.751,"slug":"ancient-civilizations"},{"label":"21st-Century U.S. Stories","score":0.7364,"slug":"21st-century-u-s-stories"},{"label":"Natural Disasters","score":0.7299,"slug":"natural-disasters"}],"reader_fit":["Young readers interested in an adventure about Pompeii"],"related_lists":[],"series":null,"similar_books":[{"authors":["Lauren Tarshis"],"book_id":"9780545459396","cover_image_url":"https://img.bookfrontier.com/9780545459396.jpg?v=aa930fa7cfdd7ade","score":0.7555,"title":"I Survived the Destruction of Pompeii, AD 79 (i Survived #10)","url":"https://bookfrontier.com/books/9780545459396"},{"authors":["Lauren Tarshis"],"book_id":"9781338883077","cover_image_url":"https://img.bookfrontier.com/9781338883077.jpg?v=a3d3910fabf8eab6","score":0.7364,"title":"I Survived the Destruction of Pompeii, AD 79 (i Survived Graphic Novel #10)","url":"https://bookfrontier.com/books/9781338883077"},{"authors":["Cass Biehn"],"book_id":"9781682637326","cover_image_url":"https://img.bookfrontier.com/9781682637326.jpg?v=a3c618bd9eca0ecb","score":0.7283,"title":"Vesuvius","url":"https://bookfrontier.com/books/9781682637326"},{"authors":["Lauren Tarshis"],"book_id":"9780545782241","cover_image_url":"https://img.bookfrontier.com/9780545782241.jpg?v=1e2668b5ac60a7a3","score":0.6917,"title":"Five Epic Disasters (i Survived True Stories #1)","url":"https://bookfrontier.com/books/9780545782241"}],"topics":[{"evidence_refs":["keyword:ancient history"],"label":"History","score":0.4536,"slug":"history"},{"evidence_refs":["keyword:time travel"],"label":"Travel","score":0.0878,"slug":"travel"},{"evidence_refs":["keyword:action"],"label":"Action","score":0.0371,"slug":"action"},{"evidence_refs":["keyword:time travel"],"label":"Time","score":0.0334,"slug":"time"},{"evidence_refs":["keyword:ancient history"],"label":"Ancient","score":0.0259,"slug":"ancient"}],"what_you_get":["Themes: Mount Vesuvius eruption, Travel through time, History and fact versus fiction.","Pacing: fast, momentum-driven storytelling.","Story elements: Time-travel mission, Race to get home."]},"llm_signals":{"confidence":0.95,"pacing":"fast","reader_fit":["Young readers interested in an adventure about Pompeii"],"themes":["Mount Vesuvius eruption","Travel through time","History and fact versus fiction"],"tropes":["Time-travel mission","Race to get home"]},"source_presence":{"amazon":true,"book_detail":true,"goodreads":true,"llm_signals":true,"similarity_seed":true},"stats":{"amazon_ratings_count":142,"goodreads_ratings_count":306,"goodreads_reviews_count":28,"quality_score":0.8984}}