Obelisk of Axum - Credit: Wikimedia Commons
The Obelisk of Axum (; ) is a 4th-century CE, tall phonolite stele, weighing , 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. Read more on Wikipedia
Source: en.wikipedia.org