Peter Clark and his wife Brenda have been working too hard lately and need a vacation. As Americans living in La Paz, Bolivia, Pete works as a freelance photographer and Brenda as a writer and illustrator of children’s books. So, to escape the pressures of their work, they decide to travel to the central, Cochabamba region of Bolivia and relax at a picturesque inn nestled in the remote Yata Valley. While there they plan a hike to a hidden waterfall in the lower part of the valley. Pete and B...