The Addo Elephant National Park is the third largest national park in South Africa and one of the most interesting attractions. It is located in the valley of the "Sundays" River, and is home to one of the most dense groups of African elephants on Earth, with 550 huge elephants roaming the Eastern Cape and living there. It is also inhabited by the rhinoceros, lion, buffalo, leopard, baboon, spotted hyena and various birds that live on elephant droppings.