Half-million-year-old wooden structure unearthed in Zambia - BBC News
https://www.bbc.com/news/science-environment-66846772.ampKalambo Falls, Zambia: Archaeologists unearth oldest known wooden structure in the world | CNN
https://www.cnn.com/2023/09/20/africa/oldest-wooden-structure-zambia-scn/index.html