Jungle Taitei - episode 37 - 14 Jun, 1966

Their crops hit by a drought, Kimba and the other jungle animals try to obtain water from a legendary valley, a sacred site for a band of hippos. However, the history of the valley is stained by a dark legend, and Kimba must work very hard to gain the trust and cooperation of the hippo chief in order to overcome this deadly legacy. (Source: Wikipedia)