Alex conquered the city...he did not destroy it.
In fact...
So a year after taking the city it is his headquarters. Not much of a "destruction" IMHO.
In fact...
Quote:In spring 331 he returned to Tyre, appointed a Macedonian satrap for Syria, and prepared to advance into Mesopotamia. His conquest of Egypt had completed his control of the whole eastern Mediterranean coast.
So a year after taking the city it is his headquarters. Not much of a "destruction" IMHO.