The Greek Catholic Church is an Eastern Catholic Church that follows the Byzantine rite while maintaining communion with the Roman Catholic Church. It primarily serves communities in countries like Greece, Ukraine, and Hungary. The church emphasizes the importance of tradition, liturgy, and the sacraments, similar to other Eastern Orthodox churches. Members of the Greek Catholic Church celebrate their faith through rich rituals and ceremonies, often using the Greek language in their services. The church also plays a significant role in preserving cultural heritage and identity among its followers, blending both Eastern Christian and Western Catholic traditions.