Whether you are an experienced or novice hiker, you will benefit from the information in this guide. The author describes in detail 50 trails that will take you to Oahu's lush valleys, spectacular waterfalls, and windswept ridges. Although several trails included in the previous edition have been reclassified here as and "closed and " because of restricted access or hazardous conditions, six new hikes have been added to this revised, updated edition. Included for each hike are directions for reaching the trailhead, a detailed route description, and information on the length of the hike, degree of difficulty, and trail conditions. The notes section has been expanded to help readers readily identify geological features, historical points of interest, and commonly encountered plants and birds while on the trail. An appendix includes brief descriptions of 37 additional hikes that are currently closed to the public.