The Alaaddin or Yivli Minare Mosque ("Fluted Minaret" Mosque), commonly also called Ulu Mosque (Turkish: Ulu Cami, "Grand Mosque") in Antalya is a historical mosque built by the Anatolian Seljuk Sultan Alaaddin Keykubad I. It is part of a külliye (complex of structures) which includes the Gıyaseddin Keyhüsrev Medrese, Seljuk and Dervish lodge, and the vaults of Zincirkıran and Nigar Hatun. The mosque is located in Kaleiçi (the old town centre) along Cumhuriyet Caddesi, next to Kalekapısı Meydanı.