Cultures aren't lost in great fires — they die from something much worse: apathy...
Cultures aren't lost in great fires — they die from something much worse: apathy...
By 400 AD, there are no accounts of a great library at Alexandria at all.
By 400 AD, there are no accounts of a great library at Alexandria at all.
The historian Plutarch said it was "because they had fallen into idle and base hands"...
The historian Plutarch said it was "because they had fallen into idle and base hands"...
If that commitment fell away, so did the knowledge.
If that commitment fell away, so did the knowledge.
Cultures need a reason to preserve them. We have so much Virgil and Homer today because they were in school curricula for centuries.
Cultures need a reason to preserve them. We have so much Virgil and Homer today because they were in school curricula for centuries.
We don't really know. Some say Caesar's men razed it by accident during a civil war in 48 BC, or Diocletian did when he sacked the city in 298 AD.
These events likely did damage, but something worse happened...
We don't really know. Some say Caesar's men razed it by accident during a civil war in 48 BC, or Diocletian did when he sacked the city in 298 AD.
These events likely did damage, but something worse happened...
It hurts to think just how much we might know had it been recovered.
It hurts to think just how much we might know had it been recovered.
Callimachus was a librarian who catalogued the library by subject, author, with a summary of each book's contents — the first time it was ever done in the West...
Callimachus was a librarian who catalogued the library by subject, author, with a summary of each book's contents — the first time it was ever done in the West...
They might've been foundational works of Western literature, or taught us things about Greek life we'll never know...
They might've been foundational works of Western literature, or taught us things about Greek life we'll never know...
Just these had immeasurable impact for centuries, so imagine what might've been in the remaining 90%...
Just these had immeasurable impact for centuries, so imagine what might've been in the remaining 90%...
Aristotle wrote as many as 200 treatises in his life, across philosophy, natural sciences, economics...
Aristotle wrote as many as 200 treatises in his life, across philosophy, natural sciences, economics...
And very significant original work took place: Earth's circumference was calculated for the first time in Alexandria.
And very significant original work took place: Earth's circumference was calculated for the first time in Alexandria.
So what was really in there, and what did we lose?
So what was really in there, and what did we lose?
Every ship docking in Alexandria had to submit all written material on board for the library to make copies.
Every ship docking in Alexandria had to submit all written material on board for the library to make copies.
The library was to contain all the knowledge of antiquity under one roof.
The library was to contain all the knowledge of antiquity under one roof.
When Ptolemy I took control of Egypt in 305 BC after the death of Alexander the Great, he built Alexandria into his thriving capital...
When Ptolemy I took control of Egypt in 305 BC after the death of Alexander the Great, he built Alexandria into his thriving capital...
Deep down at the 7th level is a cruciform chapel the size of a basketball court — all the stone hand cut and carried to the surface by the faithful...
Deep down at the 7th level is a cruciform chapel the size of a basketball court — all the stone hand cut and carried to the surface by the faithful...
Derinkuyu stretches on for miles below ground, and there are maybe 200 other cities connected deep beneath the Anatolian Plains.
Derinkuyu stretches on for miles below ground, and there are maybe 200 other cities connected deep beneath the Anatolian Plains.
So far, they've dug down 330 feet, but it might go further...
So far, they've dug down 330 feet, but it might go further...
But they'd have to descend one at a time down its narrow walkways — designed to prevent invaders storming in en masse.
But they'd have to descend one at a time down its narrow walkways — designed to prevent invaders storming in en masse.
Via a system of some 15,000 air ducts. Lower down, these double as water wells fed by underground rivers. Water is controlled at the lowest levels, so supply can't be cut off by invaders at the surface.
Via a system of some 15,000 air ducts. Lower down, these double as water wells fed by underground rivers. Water is controlled at the lowest levels, so supply can't be cut off by invaders at the surface.
Then, each level is kept secure by similar doorways.
Then, each level is kept secure by similar doorways.