It is call green tomb. It is tomb for the fifth sultan of Ottoman. It has a few step walk up to the…read moretomb. The building is octagon. The outside is painted blue. The green color actually is at inside tile and the coffin. We paid the respect and enjoy the culture of the area. The tomb is beautiful. The visit just needs 30 minutes. It is great picture spot on the door. There are several coffin in the tomb. Love area that is very peaceful.