Kigali City Tower 2005. The building consists of three components: the tower, which rises to 20 stories, the 4-story commercial center, and a car parking block which is also 4 stories tall. As of 2013 the tower is the tallest building in Kigali and Rwanda. The total retail floor space is around while office space is . The tower block is occupied mostly by office space, with only the ground, lower ground and top floors being retail. Each floor of the tower has of office space available. The largest retailer in the complex is a branch of the Kenyan supermarket chain Nakumatt, which
Kigali part of the upper headwaters of the Nile, forms the western and southern borders of the administrative city of Kigali, although this river lies somewhat outside the built-up urban area. The largest river running through the city is the Nyabugogo River, which flows south from Lake Muhazi before flowing west between Mount Kigali and Mount Jali, and draining into the Nyabarongo. The Nyabugogo is fed by various smaller streams throughout the city, and its drainage basin contains most of Kigali's territory, other than areas in the south which outflow directly to the Nyabarongo. The rivers are flanked by wetlands, which