Malians take part in the annual replastering of the world's largest mud-brick building, the Great Mosque of Djenne, Mali, Sunday, May 12, 2024. The building has been on UNESCO's World Heritage in Danger list since 2016. The mosque and surrounding town are threatened by conflict. Djenne's mosque requires a new layer of mud each year before the start of the rainy season in June. (Photo by Moustapha Diallo/AP Photo)
