Saint Gregory the Illuminator Cathedral Yerevan
 Saint Gregory the Illuminator Cathedral (Armenian: Սուրբ Գրիգոր Լուսաւորիչ Եկեղեցի Surb Grigor Lusavorich Yekeghetsi) is the largest Armenian church in the world and is located in the Kentron District of Yerevan in Armenia. It is adjacent to the General Andranik metro station. It is also considered to be one of the largest religious buildings along with Sameba Cathedral in the South Caucasus.