Hegmataneh Hill is one of the historical hills of Hamadan. In recent archaeological excavations in this hill, it is realized that main palaces and buildings of Hegmataneh had been on this hill. Hegmataneh or Hamadan has been the Capital of the Medes and the Summer Capital of Achaemenid. This ancient city had been the first capital of Iran and similar to Athens in Greece and Rome in Italy, it is one of the few ancient cities of the world, which is still alive and important. In excavations conducted in Hegmataneh, one of the most ancient periods of human civilization has been detected. Investigations have resulted in identifying a major city in the heart of Hegmataneh. In addition, continuous excavations have detected portions of the massive city wall with a diameter of 9 meters and a height of 8m. This wall has had massive towers in determined intervals that enclosed the ancient Hegmataneh. In general, this hill has been excavated several times by archaeologist from last 100 years. Within these excavations, precious and unique works have been discovered, which often belong to the Achaemenid Era.