The Mausoleum of Pierre Savorgnan de Brazza sits near the Congo River and commemorates the Italian-born French explorer who founded the city in 1880. The structure, completed in 2006 following the repatriation of de Brazza's remains from Algeria, is an imposing marble complex with four towers and a central dome — architecturally grand in a way that feels slightly out of place in this part of Central Africa.
Inside, the tomb is flanked by busts and panels tracing de Brazza's exploration of the Congo basin. He is a genuinely complicated historical figure: on one hand, the man who negotiated rather than conquered, establishing French claims to this part of Africa through treaties rather than force; on the other, still a colonial administrator. The mausoleum presents the heroic version. It is worth visiting for the architecture and the river views from the grounds. The complex also contains a small exhibition on the history of French Congo.