Isaka–Kigali Standard Gauge Railway Isaka–Kigali Standard Gauge Railway The Isaka–Kigali Standard Gauge Railway is a planned railway line linking the town of Isaka in Tanzania to the city of Kigali in Rwanda. The railway line would start at the inland container depot (ICD) at Isaka, in Kahama Rural District of Shinyanga Region, in Tanzania. The line would travel in a general northwesterly direction to the border town of Rusumo, Rwanda, in Kirehe District in the Eastern Province of Rwanda. From here the line would continue westward, through Rwanda, to end at Kigali, the capital and largest city of the country. The total length of
Kigali three administrative districts—Nyarugenge, which lies in the south west, Kicukiro in the south east, and Gasabo, which occupies the northern half of the city's territory. Kigali lies in a region of rolling hills, with a series of valleys and ridges joined by steep slopes. Kigali lies between the two mountains of Mount Kigali and Mount Jali, both of which have altitudes over , while the lowest areas of the city have an altitude of . Geologically, the city lies in a granitic and metasedimentary region, with lateritic soils on the hills and alluvial soils in the valleys. The Nyabarongo River,