Zambia the plateau in a curve north east to south west, extended west into the heart of the plateau by the deep valley of the Lunsemfwa River. Hills and mountains are found by the side of some sections of the valley, notably in its north-east the Nyika Plateau () on the Malawi border, which extend into Zambia as the Mafinga Hills, containing the country's highest point, Mafinga Central (). The Muchinga Mountains, the watershed between the Zambezi and Congo drainage basins, run parallel to the deep valley of the Luangwa River and form a sharp backdrop to its northern edge, although
P12 road (Zimbabwe) Highway which runs from Lusaka to Chirundu. Here it is called the Siavonga Road. On the Zimbabwean side its begins from a junction with R3/A1 Highway which runs from Harare to Chirundu at Makuti. For those not worried about crossing borders the M15 Highway is the shortest route from Chirundu, Zimbabwe to Kariba via Chirundu, Zambia and Siabonga. It is only 72 km, which is the Chirundu, Zimbabwe to Kariba via Makuti's 144 km. From the Chirundu Border Post to the M15 Highway junction with Zambia's T2 Highway is 19 km, then 53 km to Kariba. (SOURCE MAPS) The Highway