"Challenge of the Reef" is an exciting adventure from the famous English writer Arthur Quiler-Couch. In this book, the reader is transported to a mysterious island where mysterious events take place. The main character, a young sailor, finds himself in the middle of an intrigue related to a mysterious reef. Can he survive this danger and uncover the secret of the reef? This book is an exciting read for those who love sea adventures, mysteries and unexpected plot twists.