Ver PelisPlus. The Ruaha National Park in the south of Tanzania used to be a true paradise for wildlife gathered around the rich Ruaha river. A life-or-death quest for water has begun and the bewildered animals have no choice but to follow the dry riverbed upstream hoping to find water. Witness to this tragedy, a pride of hungry and thirsty lionesses and their cubs overlook the last pockets of water. Although it is dangerous for the young cubs to travel, the females have no choice but to follow the herds of herbivores in their migration.