Ulo ng Apo Festival is a month-long cultural festival in Olongapo City, Zambales, Philippines every December. Olongapo City also celebrates cityhood anniversary every June 1st. What is Ulo ng Apo? Ulo ng Apo is a story that is thought to explain how Olongapo acquired its name. According to a folklore, Olongapo City derived its name […]
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