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The universe is so big and time changes so greatly. The god of nature is demonstrating a spectacular nature. How do continents and oceans on the earth come into being? Why the earthquake can bring such tremendous destruction? What''s the secret behind colorful snow, dark storm and mirage appeared around the world? Various unique wonders of the natural world are about to appear in front of your eyes one by one. Quickly open this book and join in the incredible natural world to explore interesting and amazing scientific mysteries.