History of Alexandria Severus after temporary abolition by Augustus. Monumental buildings were erected in Alexandria through the third century BC. The Heptastadion connected Pharos with the city and the Lighthouse of Alexandria followed soon after, as did the Serapeum, all under Ptolemy I. The Museion was built under Ptolemy II; the Serapeum expanded by Ptolemy III Euergetes; and mausolea for Alexander and the Ptolemies built under Ptolemy IV. The Ptolemies fostered the development of the Library of Alexandria and associated Musaeum into a renowned center for Hellenistic learning. Luminaries associated with the Musaeum included the geometry and number-theorist Euclid; the astronomer Hipparchus; and
Reign: The Conqueror prefer to create there, Alexandria. Alexander has a vision of himself being in Alexandria 100 years after his death where he visits the place where he was entombed by Ptolemy. Before leaving Egypt Alexander and his men visit the Temple of Ammon where they are told that Alexander will be killed by the one he trusts the most. Ptolemy witnesses a separate prophecy, that he will become Great King of the World. Plotting with Persia, Pythagorean cult members make another attempt on Alexander's life but he is able to fight them off. Darius leads Persia's armies against Macedonia's. Aristotle meanwhile