Great Zimbabwe: The Medieval Stone City and the Fight to Credit Its Builders

Great Zimbabwe is the largest ancient stone structure in sub-Saharan Africa, a sprawling complex of dry-stone enclosures covering more than seven square kilometers near modern Masvingo, Zimbabwe. Construction began around the 11th century and continued for roughly three hundred years, with the most ambitious building, including the massive curved walls of the Great Enclosure, which rise as high as 11 meters and run for some 250 meters, concentrated between the 13th and 15th centuries. At its height, the city was home to somewhere between roughly 10,000 and 20,000 people, estimates that have narrowed over decades of re-excavation and reassessment.

The city was built by the ancestors of the Shona people, using a construction technique that required no mortar: granite blocks, shaped and fitted with enough precision that friction alone held the walls together. Great Zimbabwe served as the capital of a kingdom that grew wealthy controlling trade routes linking the gold fields of the Zimbabwean plateau to the Indian Ocean coast. Excavations have turned up 14th-century Arab coins, Persian pottery, Chinese porcelain, and glass beads from as far as India: physical proof that the kingdom traded, directly or through Swahili coast intermediaries, across a network stretching from southern Africa to the Middle East and East Asia. Its wealth and population declined by the 15th century, likely from a combination of overgrazing, resource depletion, and shifting trade patterns, and the site was largely abandoned by the 17th century, though the Shona name for the site, dzimba dza mabwe (“houses of stone”), is the origin of modern Zimbabwe’s name.

None of this was accepted without a fight. When European travelers and colonial administrators encountered the ruins in the late 19th century, many refused to credit African builders. The prospector Karl Mauch speculated in 1871 that it was linked to the biblical Queen of Sheba; Theodore Bent argued for Phoenician builders based on carved soapstone birds found at the site; and Richard Hall, appointed curator in 1902, went so far as to strip away archaeological layers he believed contained evidence of “recent” African occupation, destroying data in the process, because he was convinced the real builders had been a “more civilized” outside race. These theories were not simply mistaken: they served the political interests of the British South Africa Company and later Rhodesian settler governments, who used the claim of foreign origin to deny that Africans in the region had a history of complex statehood worth respecting.

The scientific case for African authorship built steadily despite this resistance. Archaeologist Gertrude Caton-Thompson conducted careful stratigraphic excavations in the 1920s and concluded unambiguously that the site was the work of a “native African civilization,” and radiocarbon dating carried out by Keith Robinson in the late 1950s confirmed construction dates consistent with Shona occupation, closing the door on the outside-builder theories. African origin became mainstream scientific consensus by the 1950s, though the myths persisted in white-minority Rhodesian politics well into the 1970s, when publicly acknowledging Shona authorship of Great Zimbabwe was treated as politically inconvenient by a government invested in denying African precolonial achievement. Today the site is a UNESCO World Heritage Site and the clearest physical rebuttal to the colonial-era claim that sub-Saharan Africa lacked the political and architectural sophistication to build cities of its own.