Nature’s Mysteries MINNESOTA’S DEVIL’S KETTLE by Matt Lilley
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CHAPTER 1 One River Two Falls 4 CHAPTER 2 How the Falls Formed 10 CHAPTER 3 Where Does It Go 18 CHAPTER 4 Solving the Puzzle 24 Making Connections 30 Glossary 31 Index 32 Online Resources 32 TABLE OF CONTENTS
