The Holy Trinity Cathedral of Tbilisi (Georgian: თბილისის წმინდა სამების საკათედრო ტაძარი Thbilisis cminda samebis sakathedro tadzari) commonly known as Sameba (Georgian: სამება for Trinity) is the main cathedral of the Georgian Orthodox Church located in Tbilisi, the capital of Georgia. Constructed between 1995 and 2004, it is the third-tallest Eastern Orthodox cathedral in the world and considered to be one of the largest religious buildings in the South Caucasus along with the Saint Gregory the Illuminator Cathedral in Yerevan (known as the Cathedral of Yerevan).