What are the important railway routes of African continent?

Explanation

The important routes of the continent are:
(i) The Beneguela Railway through Angola to Katanga-Zambia Copper Belt
(ii) The Tanzania Railway from the Zambian Copper Belt to Dar-es-Salaam on the coast.
(iii) The Railway through Botswana and Zimbabwe linking the landlocked states to the South African network and
(iv) The Blue Train from Cape Town to Pretoria in the Republic of South Africa.