The dry season is a desperate time in the African savanna. Herds of wild animals join great migrations in search of food and water. But that's not always the case for the lucky ones in Tanzania's Ruaha National Park. An incredible symbiotic relationship has formed between animals and plants, resulting in a year-round home for all. Our team travels to the 20,000-square-kilometer nature reserve in East Africa to discover what makes Ruaha National Park such a wondrous paradise.