Saint Gregory the Illuminator Cathedral is the largest cathedral in Armenia and serves as the main church of the Armenian Apostolic Church. Located in the capital city of Yerevan, it was consecrated in 2001 and is named after Saint Gregory the Illuminator, the patron saint of Armenia who converted the country to Christianity in the early 4th century. The cathedral features a modern architectural style, combining traditional Armenian elements with contemporary design. Its impressive structure includes a large dome and several chapels, making it a significant religious and cultural landmark. The cathedral also serves as a center for various religious activities and community events.