Eratosthenes — "The Sun is so far away that its rays are parallel when they reach Earth."
The Sun is so far away that its rays are parallel when they reach Earth.
The Sun is so far away that its rays are parallel when they reach Earth.
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"The Earth is a sphere, and its circumference is 250,000 stadia."
"The sun's rays are parallel at great distances."
"Syene lies directly under the summer solstice sun."
"The sun casts no shadow in Syene at the summer solstice."
"I have mapped the known world with greater precision than any before me."
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