Kisii is a municipality and urban centre in south-western Kenya and the capital city of Kisii County. Kisii Town also serves as a major urban a…Kisii is a municipality and urban centre in south-western Kenya and the capital city of Kisii County. Kisii Town also serves as a major urban and commercial centre in the Gusii Highlands—Kisii and Nyamira counties—and the South Nyanza region and is the second largest town in formerly greater Nyanza after Kisumu City. Kisii municipality sits right at the centre of the western Kenya tourist circuit that includes the Tabaka Soapstone Carvings, Maasai Mara, Ruma National Park and part of the Lake Victoria Basin.