The inner city of Baku is sometimes called the old city and the old city, which are used to distinguish the outer city and the new city of Baku, and it makes sense to distinguish them in terms of space and age. Of course, from a defensive point of view, it can also be called the Acropolis, which is quite European. 　　The inner city is the birthplace of Baku, from where the “Pearl of the Caspian Sea” Baku grew. From the 2,500-year-old Zoroastrian altar to the busy small market town of Baku Bay, slowly but surely. In the 12th century, the Persian Shirvan Dynasty built a city wall in the…