Stelae of Aksum
How did Aksumite workers quarry, carve, transport, and raise single granite-like monoliths of up to 500-plus tonnes — including the Great Stele, the largest single stone humans are known to have ever attempted to stand upright — using only muscle, timber, and rope?
3rd–4th century CE, Kingdom of Aksum · Axum (Aksum), Tigray, EthiopiaAdded July 2026