Welcome to Mahale Mountains National Park! On the shores of Lake Tanganyika, the oldest and deepest lake in the world lies a pristine and remote park; the Mahale Mountains National Park. This park holds and protect the largest known population of chimpanzees, the jungle and the mountains. Visiting the park is a gratifying experience as you have a chance to carry chimp-trekking, hiking, snorkeling, sport fishing, boat ride, fly camping and bird watching.