Kitwe's early years were shaped by two men who never lived there: Cecil Rhodes, whose company laid the railway north from what is now Zimbabwe, and whoever was setting the price of copper on the London Metal Exchange each year. The Rhodesia Railways main line reached town in 1937. Passengers could ride south to Bulawayo and on to Cape Town. Copper moved the other way, eventually connecting to the Benguela Railway and the Atlantic port of Lobito in Angola. When copper prices climbed in the 1950s, Kitwe swelled from a small township into Zambia's second city almost overnight. It received formal city status in 1966, two years after Zambian independence. When prices collapsed, as they did periodically, the entire Copperbelt did too, and Kitwe learned the rhythm of a mining economy: booms that felt permanent and busts that arrived without warning.

The Nkana Cobalt Plant sits a single kilometer southwest of Kitwe's city centre and is one of Africa's largest mines by any reasonable measure. Its shafts extend below 1,300 meters, making Nkana the deepest mine on the Copperbelt. Ore comes from four underground workings (Mindola North, Mindola Sub Vertical, Central, and South Ore Body) plus open pits across what miners call the Nkana Oxide Cap. The plant processes cobalt concentrate into high-purity cobalt metal, the material that ends up in turbines and batteries and alloys around the world. Mopani Copper Mines runs the operation now. Around it sits a wider mining ecosystem: Konkola Copper, Grizzly Mining, Kagem (the world's largest emerald producer), Sandvik's regional service depot. The depth and danger are real. Every family in Wusakile or Mindolo has at least one relative who has spent a career underground.

For a city known primarily for extraction, Kitwe has an unusually dense network of schools that send their graduates somewhere else. Mpelembe Secondary School accepts around 150 students a year out of thousands of applicants; former Mpelembe students end up at Manchester, Birmingham, Imperial, and the Camborne School of Mines in Cornwall, which is essentially the training pipeline for Copperbelt mining engineers. Lechwe School follows a Cambridge curriculum and has produced Olympic swimmers, a Commonwealth Games team, and Jacob Mulenga, long-time striker of the Zambian national football team. The Copperbelt University, carved out of the University of Zambia in 1987, has 11,000 students spread across ten schools. The Mindolo Ecumenical Foundation, founded in 1958, once trained African journalists and writers from across the continent and still runs the Dag Hammarskjold Messengers of Peace programme in conflict resolution.

Denise Scott Brown was born in Zambia and grew up in Kitwe before moving to South Africa and then Philadelphia, where she became half of the partnership with Robert Venturi that changed twentieth-century architecture. Jane Ohlmeyer, the Irish historian of early modern Britain and Ireland, was born here too. Richie Boucher, born to Irish parents in a Copperbelt bungalow, went on to run the Bank of Ireland. Frederick Chiluba, the country's second president, and Edgar Lungu, its sixth, both came from Kitwe. So did Rainford Kalaba, Kennedy Mweene, and Jacob Mulenga, the generation that carried Zambian football back to the Africa Cup of Nations final. The city has an understated way of producing people who leave and then do not forget. Look at the twin-city list: Baia Mare in Romania, Detroit in the United States. Two places that also know what happens when the metal stops coming out of the ground.