Introduction to the Baku Maiden Tower: Located in the center of the old city of Baku, on the seaside of the neighboring sea, it is part of the Khan Palace complex built in the 12th century. The whole tower is 27 meters high and has an 8-story cylindrical shape. Each floor can accommodate more than 50 people. There is a well inside, and the water in the well is cool and sweet all year round. There are defense facilities on each window of the tower, which can pour hot molten lead or drop burning oil torches to resist the attack of foreign enemies.