Fiesta Pilar, also known as the Zamboanga Hermosa Festival, is celebrated annually in Zamboanga City, Philippines, on October 12. This festival honors the city's patron saint, Our Lady of the Pillar, who is venerated in many former Spanish colonies. The celebration has its roots in the establishment of a fort dedicated to her in the 18th century, which has become an outdoor shrine known as Fort Pilar. The festival spans a month, beginning in late September or early October, and features a variety of events including sports competitions, parades, street dance competitions, music festivals, and solemn masses. The main highlights occur on October 12, with a Grand Procession and a Pontifical Mass at the shrine. This event showcases Zamboanga City's rich history and culture, making it one of the most anticipated celebrations in the region.