manaus
some cities are:Iquitos(Peru)Manaus(Brazil)
because of trading
Genoa and Venice are the two cities I would pick to answer this. In their time they were by far the most important European trading cities for Asian goods. There were other cities that were very important at other times, however, including Constantinople.
On the coast, by the amazon
Aden, Makkah, Jeddah, Jerusalem, Damascus, Aleppo, Baghdad, and Basra were all important trading cities on the Arabian Peninsula.
Mulan Florence and something else
Tyre and Sidon. Carthage is one too but it is not located on the map.
atlanta
it was located between cities to the north and south
the amazon runs through calillona, peru. the mouth (Delta) is located in north Eastern Brazil.
Carthage, other important trade posts/cities were Byblos, Sidon & Tyre.
A number of important cities are located in Morocco. From an international perspective, the most important for both its economic weight and population is Casablanca.