St. Peter’s Basilica (Basilica di San Pietro) is a renowned Renaissance-era church located in Vatican City. It is one of the largest and most important churches in the world, traditionally regarded as the burial site of Saint Peter, one of Jesus’ apostles and the first pope. Designed by prominent architects including Michelangelo, Bramante, and Bernini, the basilica is famous for its massive dome, rich interior decoration, and religious significance in Catholicism.