Kenya ( or ), officially the Republic of Kenya, is a country in East Africa that lies on the equator. With the Indian Ocean to its south-east, it is bordered by Tanzania to the south, Uganda to the west, South Sudan to the north-west, Ethiopia to the north and Somalia to the north-east. Kenya has a land area of 580,000 km² and a population of nearly 41 million, representing 42 different peoples and cultures. The country is named after Mount Kenya, a significant landmark and second among Africa's highest mountain peaks. Kenya's capital and largest city is Nairobi.