The Island of Saint-Louis — two kilometres long, four hundred metres wide, at the mouth of the Senegal River — was the first permanent French colonial settlement in sub-Saharan Africa and capital of French West Africa for over two centuries. Its arcaded colonial townhouses, built from the seventeenth century onward in a style that fuses French merchant architecture with tropical adaptation and North African ornamental craft, constitute one of the most complete historic urban ensembles on the continent. The island is inscribed on the UNESCO World Heritage List and, simultaneously, on the List of World Heritage in Danger — facing one of the most acute climate-driven displacement crises in the world.

The Lopé-Okanda mixed UNESCO site in Gabon combines one of Central Africa’s last intact forest-savanna mosaics with more than 1,800 ancient rock engravings left by early Bantu-speaking communities along the Ogooué River, creating an extraordinary superimposition of ecological and human history. Accessible by the Transgabonais Railway from Libreville, it offers gorilla tracking, mandrill supergroup sightings, and guided visits to the engraving sites.

The Royal Hill of Ambohimanga in Madagascar’s central highlands is the most sacred site in the country — a forested hilltop enclosure where the palaces of the Merina kingdom’s greatest ruler stand alongside active ancestral shrines, and where pilgrims from across Madagascar and the diaspora continue to pray and leave offerings. UNESCO inscribed it in 2001 as Madagascar’s only cultural World Heritage Site.

Tsodilo in Botswana is a group of four quartzite hills bearing more than 4,500 San rock paintings made over approximately 24,000 years — the highest concentration of rock art per square kilometre in the world, and one of the most sacred places in San cosmology. Remote, rarely visited, and extraordinary in scale and depth, it was inscribed by UNESCO in 2001.

The Bandiagara Escarpment in Mali is a 150-kilometre sandstone cliff where Dogon communities have lived for more than 700 years, preserving one of Africa’s most complex cosmological traditions and most distinctive architectural landscapes. A UNESCO World Heritage Site since 1989, it has been listed as in Danger since 2023 due to regional insecurity in the Sahel.

Thimlich Ohinga in Migori County, western Kenya, is the largest and best-preserved dry-stone enclosure of the ohinga tradition built by Iron Age Luo-ancestral communities around Lake Victoria from approximately 1500 CE. Its concentric granite walls — up to 4 metres high and 1.4 metres thick, built without mortar — enclosed a socially stratified settlement inhabited continuously for roughly 450 years. UNESCO inscribed it in 2018 as Kenya’s seventh World Heritage Site.

Mapungubwe Cultural Landscape in South Africa’s Limpopo Province preserves the capital of southern Africa’s first hierarchically organized Bantu-speaking kingdom (c. 1000–1290 CE), which grew wealthy controlling the ivory and gold trade to the Indian Ocean. The hilltop royal graves yielded the Golden Rhinoceros — gold foil over carved wood — the earliest evidence of sophisticated gold working in the region. UNESCO inscribed the site in 2003.

The Kondoa Rock Art Sites in central Tanzania’s Dodoma Region contain more than 150 painted rock shelters spanning at least 19,000 years of continuous artistic tradition, from late Pleistocene hunter-gatherer imagery through Iron Age pastoral scenes. UNESCO inscribed the 2,336 km² landscape in 2006, recognizing both its archaeological depth and its living sacred significance for the Hadza and Sandawe peoples whose ancestors created the paintings.

Koutammakou in northeastern Togo is a UNESCO-inscribed living cultural landscape (2004) where the Batammariba people continue to build and inhabit the Takienta — fortified two-storey earthen tower houses designed to represent the human body and resist armed attack. The 50,000-hectare protected area includes not only the architecture but the sacred forests, shrines and animist traditions that give it meaning, making it one of the most complete examples of a living earthen architecture tradition in West Africa.

Wadi Al-Hitan (Whale Valley), a UNESCO Natural World Heritage Site in Egypt’s Western Desert, contains the world’s most important concentration of Eocene whale fossils, including skeletons of Basilosaurus isis with preserved vestigial hind limbs — the clearest fossil evidence of the evolutionary transition from land mammals to fully marine cetaceans, dating from 40–34 million years ago.