3.1 KiB
Alexandria
Overview
Alexandria was founded by Alexander the Great in 331 BCE on the Mediterranean coast of Egypt. @t[=331 BCE] It became the intellectual capital of the Hellenistic world, home to the Great Library and the Pharos Lighthouse, and served as the capital of Ptolemaic Egypt from 305 to 30 BCE. @t[305 BCE..30 BCE]
Key Facts
- Location: Mediterranean coast of Egypt, western Nile Delta 1
- Founded: 331 BCE by Alexander the Great @t[=331 BCE] 1
- Capital of: Ptolemaic Egypt (305–30 BCE) @t[305 BCE..30 BCE] 1
- Peak population: ~500,000–1,000,000 (among the largest cities in the ancient world) 1
Major Features
- Great Library of Alexandria: Largest library of the ancient world, ~400,000–700,000 scrolls @t[305 BCE..30 BCE] 1
- Mouseion (Museum): Research institution attached to the Library, founded under Ptolemy I @t[~295 BCE] 1
- Pharos Lighthouse: One of the Seven Wonders, ~100–130 m tall, built ~280 BCE @t[~280 BCE] 2
- Serapeum: Temple of Serapis, housed a branch of the Library's collection 1
Intellectual Legacy
Scholars active in Alexandria during the Ptolemaic and Roman periods:
- Euclid: Elements of geometry, active ~300 BCE @t[~300 BCE] 3
- Eratosthenes (~276–195 BCE): Calculated Earth's circumference; served as head of the Library ~240–195 BCE @t[~276 BCE..~195 BCE] 3
- Aristarchus of Samos (~310–230 BCE): Proposed heliocentric model @t[~310 BCE..~230 BCE] 3
- Ptolemy (Claudius, ~100–170 CE): Almagest (astronomy), Geography @t[~100..~170] 3
- Septuagint: Greek translation of the Hebrew Bible, produced in Alexandria under Ptolemy II (~285–246 BCE) @t[~285 BCE..~246 BCE] 3
Decline and Later History
- 48 BCE: Julius Caesar's forces accidentally burned a warehouse containing books near the harbor, sometimes conflated with the Library itself @t[=48 BCE] 4
- 30 BCE: Roman conquest; Alexandria became capital of the Roman province of Egypt @t[=30 BCE] 1
- 391 CE: Bishop Theophilus ordered destruction of the Serapeum, which housed a branch collection @t[=391] 4
- 641/642 CE: Arab conquest of Egypt under Amr ibn al-As ended the Greco-Roman period @t[=641] 4
- The Library's decline was gradual, spanning centuries of reduced funding and civil unrest — no single catastrophic fire destroyed it 4
Recent Archaeology
Ongoing underwater excavations in Abu Qir Bay (near Alexandria) have recovered statues, coins, pottery, and architectural fragments from the submerged Ptolemaic-era cities of Canopus and Heracleion, which sank due to earthquakes and rising sea levels in the 2nd century CE. 5
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Casson, L. Libraries in the Ancient World (Yale, 2001) ↩︎
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McKenzie, J. The Architecture of Alexandria and Egypt (Yale, 2007) ↩︎
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Netz, R. & Noel, W. The Archimedes Codex (Da Capo, 2007); individual dates per standard scholarly consensus (Britannica, World History Encyclopedia) ↩︎
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El-Abbadi, M. Life and Fate of the Ancient Library of Alexandria (UNESCO, 1990) ↩︎
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Goddio, F. & Fabre, D. Egypt's Sunken Treasures (Prestel, 2008); ongoing excavations reported by Egyptian Ministry of Tourism and Antiquities (2025) ↩︎