St. Anthony Church, located on Istanbul’s iconic İstiklal Avenue, is the largest Roman Catholic church in the city. Built in 1912, the church features neo-Gothic architecture, with pointed arches, stunning stained-glass windows, and elaborate stone carvings on its façade. Inside, the soaring ceilings and intricate frescoes captivate visitors with their beauty. Named after St. Anthony of Padua, the church was funded by the Italian community, which once played a significant role in the city's cultural and religious life. Today, St. Anthony remains an active place of worship, hosting regular mass and special ceremonies for the Catholic community. Its central location in modern Istanbul makes it a prominent site for both locals and tourists, showcasing the city’s rich religious and architectural heritage.