Limitations: The channel crossing might be tough; no Expecting female, no one with neck or back injuries, and no kids beneath five are permitted. Whole facial area snorkels aren't allowed. Constraints: Barefoot tour (take out footwear prior to boarding). Only orthopedic footwear are permitted. Young ones ages 6 and more https://niihau-boat-tour00098.creacionblog.com/34655341/who-owns-niihau-island-no-further-a-mystery