Obelisk of Axum (monument) built
300 CE.
Shown on the map at 14.132°, 38.720°.
The Obelisk of Axum (Tigrinya: ሓወልቲ ኣኽሱም, romanized: ḥawelti Akhsum; Amharic: የአክሱም ሐውልት, romanized: Ye’Åksum ḥāwelt) is a 4th-century CE, 24-metre (79 ft) tall phonolite stele, weighing 160 tonnes (160 long tons; 180 short tons), in the city of Axum in Ethiopia. It is ornamented with two false doors at the base and features decorations resembling windows on all sides. The obelisk ends in a semi-circular top, which used to be enclosed by metal frames.
Text from the Wikipedia article Obelisk of Axum, licensed CC BY-SA 4.0.