The Kamablon is a circular building of mudbrick crowned with a conical thatched roof, set in the bara, the great public square at the center of Kangaba. It is the oldest structure of its kind in the entire Manden cultural zone. Inside, it shelters objects and furniture of deep symbolic value to the community and functions as a kind of village senate, a place where matters of consequence are weighed. Its septennial re-roofing draws together the traditional castes, the founding dynasties of the old Mali Empire, and the griots, the hereditary oral historians who recite the tradition of the region. UNESCO inscribed the ceremony on its Representative List of the Intangible Cultural Heritage of Humanity in 2009. The re-roofing is far more than maintenance: it is an occasion to settle disputes, strengthen social bonds, and, by tradition, to foretell what the next seven years will bring.

Kangaba is believed to have been founded around 1050 by Mandinka settlers, beginning life as a vassal of the Ghana Empire. Once known as Kaba, it grew into a core province of the Mali Empire that rose to dominate West Africa in the medieval centuries. The list of its early kings stretches back nearly a thousand years, from Taraore around 1050 through a line of rulers whose names the griots still keep. The last on that list is Mari Jata I, better known to the world by another name entirely: Sundiata Keita, the legendary founder of the Mali Empire itself.

After Sundiata Keita won the decisive Battle of Kirina in 1235 and broke the power of his rival Soumaoro Kanté, he proclaimed the Manden Charter on a field near Kangaba called Kurukan Fuga. The charter, also remembered as the Kouroukan Fouga, is sometimes described as one of the oldest constitutions in the world, a code of conduct binding the peoples of the Manden together in a message of peace and fraternity. UNESCO recognizes it too. To this day, ceremonies in the town honor those ancient traditions and the social order they set down nearly eight centuries ago.

Not everything about Kangaba's grand reputation holds up cleanly. Some accounts call it the boyhood home of Sundiata himself and the first capital of the Mali Empire. Historians are more cautious: the Keita clan more likely established a base here only after the larger empire had begun to decline, and the town's association with the original legend grew in the popular imagination over time. But that blurring of memory and myth is itself part of what Kangaba preserves. The griots do not separate the two. They keep both, generation after generation, and pass them down whole, the way they have rebuilt that small round roof for nearly four hundred years.