A city (ISTANBUL) that has been continuously inhabited for hundreds of years

You will explore the changes in this city (ISTANBUL) over time in the following areas:
i?? Transportation
i?? Population (including ethnic distribution and migration to this city)
i?? Culture
i?? Geography of the city (how has the shape, size, suburbs, etc. changed over time)
i?? Government (how has the city been governed over time)
i?? Trade (what does the city buy, sell, make, distribute, etc.)