Tsavo is a region of Kenya located at the crossing of the Uganda Railway over the Tsavo River, close to where it meets the Athi River. Tsavo National Park was established on 1st April, 1948 with an area of 21,812 Km2 It is the largest Park in Kenya. In May 1948 Tsavo National Park was divided into East and West for administrative purposes. The two Parks are divided by Nairobi–Mombasa railway /road.
The combined area of Tsavo East and West National Parks makes Tsavo one of the world's largest game sanctuaries. Tsavo is a combination of dramatic escarpment landscapes combined with the raw, untamed flavour of one of Africa's great wilderness areas. It is famous for its large herds of elephant and lions which were nick-named " Man Eaters of Tsavo" during the construction of Kenya-Uganda railway. Mzima Springs, in Tsavo West, is one of the best places to watch crocodiles and hippos.