The Nile flows from the south, from unknown sources.
Calculated Earth's circumference
His geographical interest in the sources of the Nile, a mystery in his time.
c. 230 BCE
Found in 1 providers: grok
Cross Reference
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"Poetry should not be judged by its truth, but by its ability to charm the soul."
Humorous"The sun's rays are parallel at great distances."
Strange & Unusual"The Nile floods because of heavy rains in the south."
Controversial"One must combine practical observation with theoretical understanding."
Strange & Unusual"I have mapped the known world with greater precision than any before me."
Strange & Unusual