Avicenna Museum opend in the tomb of Bu-Ali Sina, in Hamadan. This museum introduces the character of Avicenna and traditional medicine. Tomb of ‘Sheikh Al-Raees Bu-Ali Sina’ or Avicenna tomb is the memorial monument of Sheikh Al-Raees Ibn Sina who is the famous Iranian philosopher, scientist and physician. Avicenna tomb was built during the Qajar. The grandson of Fath-Ali Shah ordered to built this mausoleum. the building of the tomb has a fusion of two architectural style: ‘ancient Iran’ and ‘Islamic Iran’.