There were numerous fire temples around the Maiden Tower.  One of them is Zoroastrianism (the state religion of Sassanid Empire) fire worshipping temple which dates back to  IV century. The ancient city was a place of confluence of different religions throughout history. In different periods, religious beliefs-Zoroastrianism, Christianity, Islam influenced each other and numerous monuments were built.

Archeological excavations are  currently going  here to explore the monument that has not been fully explored.

The main responsibilities of Administration of the State Historical Architectural Reserve Icherisehehr are to preserve the architectural monuments,explore and  propogate cultural heritage to future generations as well as to develop tourism sector. The Reserve Department, following the protection regime, determines the recreational area, as well as conducts archeological rescue operations.   With an aim of investigate the history of ancient Baku, rescuing archaeological exploration is carried out   to explore monuments that have been left undetermined and have not been investigated yet. In recent years, significant  works have been done in the tourism infrastructure of Icherisheher. Two centuries ago, the ancient city of Baku, called Icheri Sheher, has now become a modern tourist center. Architectural monuments and historical sites which were investigated by the Reserve Department  are conserved and used for tourism purposes. Historical-architectural monuments discovered as a result of archaeological excavations in the area can be mentioned as an example.