Food is prepared for Buddhist monks at a pagoda in Phnom Penh, Cambodia, on Sept. 16, 2020. Buddhists in Cambodia on Wednesday began to celebrate the traditional Pchum Ben festival, or Ancestors' Day. (Photo by Phearum/Xinhua)

People light incense sticks at a pagoda in Phnom Penh, Cambodia, during the Pchum Ben Festival celebrations on Sept. 16, 2020. Buddhists in Cambodia on Wednesday began to celebrate the traditional Pchum Ben festival, or Ancestors' Day. (Photo by Phearum/Xinhua)