"For readers of Three Cups of Tea; Eat, Pray, Love; and Wild comes the inspiring story of an ordinary American family that embarks on an extraordinary journey. Wide-Open World follows the Marshall family as they volunteer their way around the globe, living in a monkey sanctuary in Costa Rica, teaching English in rural Thailand, and caring for orphans in India. There's a name for this kind of endeavor--voluntourism--and it might just be the future...