People participate in a traditional long boat race or well known as Pacu Jalur during Pacu Jalur Festival at Kuantan Batang river in Kuantan Singingi Regency, Riau Province, Indonesia, on Aug. 21, 2025. Pacu Jalur Festival is observed here from Aug. 20 to Aug. 24. (Photo by Hadly Vavaldi/Xinhua)

People participate in a traditional long boat race or well known as Pacu Jalur during Pacu Jalur Festival at Kuantan Batang river in Kuantan Singingi Regency, Riau Province, Indonesia, on Aug. 21, 2025. Pacu Jalur Festival is observed here from Aug. 20 to Aug. 24. (Photo by Hadly Vavaldi/Xinhua)

Audiences watch a traditional long boat race or well known as Pacu Jalur during Pacu Jalur Festival at Kuantan Batang river in Kuantan Singingi Regency, Riau Province, Indonesia, on Aug. 21, 2025. Pacu Jalur Festival is observed here from Aug. 20 to Aug. 24. (Photo by Hadly Vavaldi/Xinhua)