Erzincan Altıntepe CastleAbstractErzincan Altıntepe Castle has been excavated for the first time by Prof. Tahsin Özgüç between 1959 and 1968. Architectural findings belonging to the Urartian Period and small finding which were taken out during those excavations provided important contributions to the Anatolian archaeology and they were considered the unique samples of the culture they represented. The excavations of Second term has been continued by a team under the chairmanship of Prof. Dr. Mehmet Karaosmanoğlu on behalf Atatürk University and Culture and Tourism Ministry since 2003. Destructions and dating problems in the castle which is unprotected after the first excavations draws attention to scientific world. Ongoing excavations and restorations of the second term have provided significant results.            This paper will provide information about the results of the excavations at Altıntepe between 2003 and 2015.Key Words: Urartian Architecture, Sewage system, Haldi Temple, Tombs,  Byzantine Church.