Readers journey under the sea in this insightful and exciting look at mythological water creatures. Who first told tales about the kraken? What are some popular stories about mermaids? How many heads could the Hydra grow? These are just some of the questions budding mythology buffs will be able to answer with the help of the accessible main text, detailed sidebars, and fun fact boxes. Charts that break down the basics of these cool sea creatures are included, as are stunning illustrations based on various interpretations of myths throughout history.