The territory of the reserve has been inhabited since the Palaeolithic period and shows signs of cultural influence from Zoroastrian, Sasanian, Arabic, Persian, Shirvanshah, Ottoman, and Russian civilizations.
[4][5] Archaeological studies have confirmed that by the 8th and 9th centuries, the area of Icherisheher was heavily populated, with a thriving crafts and trade sector.
[3][9] On February 17, 2003, the former President of Azerbaijan, Heydar Aliyev, signed a decree "On some measures related to the protection and restoration of the Icherisheher Historical-Architectural Reserve in the city of Baku".
On February 10, 2005, President Ilham Aliyev issued an order "On the establishment of the Administration of the State Historical-Architectural Reserve "Icherisheher under the Cabinet of Ministers of the Republic of Azerbaijan."
The main goal of the department is to carry out measures for the protection, research and restoration of material and cultural monuments in the territory of Icherisheher, to ensure the socio-economic development of the reserve, to turn it into an international tourism center.
[15] The chairman organizes and manages the activity of the Administration, approves the statutes of the structural units and divisions of the Adminstartion, appoints and dismisses employees and heads of divisions of the Administration, issues orders and decrees, which are obligatory for execution in accordance with the legislation, organizes and supervises the execution of normative legal acts.
This monument, which dates to the 12th century, is part of a religious-architectural complex that includes a colonnade with pointed arches that was built for religious purposes.
These excavations uncovered a substantial bathhouse consisting of 26 rooms, concealed beneath layers of earth, with a garden occupying the space above.
The architectural remnants reveal a structure featuring domed chambers with perforations facilitating natural light penetration.
Its design, characteristic of Baku and Absheron baths, incorporates semi-subterranean elements aimed at preserving warmth in winter and coolness in summer.