While in power, Mansa Musa expanded the borders of his empire tremendously. He annexed the city of Timbuktu and reestablished power over Gao. All in all, his empire stretched about 2,000 miles.
Mansa Musa was in charge of a lot of land. To put it into perspective, he ruled all (or parts) of modern day Mauritania, Senegal, Gambia, Guinea, Burkina Faso, Mali, Niger, Nigeria, and Chad.
The extravagant journey put Mansa Musa on the map — quite literally.
He was included on the 1375 Catalan Atlas (pictured above), one of the most important world maps of Medieval Europe.
Here's what it was like to be Mansa Musa, thought to be the richest person in history
Watch Smith's full lesson below:
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