Rivers of the Upper Ottawa Valley: Myth, Magic, and Adventure By Hap Wilson. This book impeccably describes and illustrates the natural and human history of the Ottawa River tributaries. Aside from all the practical logistical information in this text, Hap's skills as an artist, author, and canoeist make this book a must for past, present, and future canoeists in search of a more fulfilling canoe-tripping experience.