Underland: A Deep Time Journey
4.22 average rating, · 22k ratings
3.4k reviewsTopreads score 101.1Get this book
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Why this book ranks
Not currently on a curated list. Its Topreads score of 101.1 combines the rating (4.22) with how many readers it has reached (22k ratings).
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Ratings and counts come from a Goodreads-derived snapshot captured 2026-07-07. Numbers change over time and may lag the source. How Topreads handles sources. View this book on Goodreads.
