The Treasure of Fowl Cay (Pisceon Tails Book 1)

People who read this book also read "The day the crayons quit". This thrilling adventure is about a boy named Ian who on an afternoon of bird watching, discovers a secret civilization that lives under the sea. These people travel the world under the sea in amazing submarines, helping whales, turtles and dolphins.

On this adventure, he and his new friend Geo discover that treasure can be more than just gold and silver.