A girl poses for photos with colorful lights during the Enlighten Festival in Canberra, Australia, Feb. 28, 2021. The annual Enlighten Festival runs from Feb. 26 to March 8 in Canberra with landmark buildings illuminated with colorful lights. People visiting the festival this year are required to register in advance and keep social distancing. [Photo/Xinhua]

Photo taken on Feb. 28, 2021 shows an artwork displayed in front of the Old Parliament House during the Enlighten Festival in Canberra, Australia. The annual Enlighten Festival runs from Feb. 26 to March 8 in Canberra with landmark buildings illuminated with colorful lights. People visiting the festival this year are required to register in advance and keep social distancing. [Photo/Xinhua]

Photo taken on Feb. 28, 2021 shows colorful fish sculptures displayed in front of the Old Parliament House during the Enlighten Festival in Canberra, Australia. The annual Enlighten Festival runs from Feb. 26 to March 8 in Canberra with landmark buildings illuminated with colorful lights. People visiting the festival this year are required to register in advance and keep social distancing. [Photo/Xinhua]

People enjoy music on the lawn during the Enlighten Festival in Canberra, Australia, Feb. 28, 2021. The annual Enlighten Festival runs from Feb. 26 to March 8 in Canberra with landmark buildings illuminated with colorful lights. People visiting the festival this year are required to register in advance and keep social distancing. [Photo/Xinhua]

People enjoy music on the lawn during the Enlighten Festival in Canberra, Australia, Feb. 28, 2021. The annual Enlighten Festival runs from Feb. 26 to March 8 in Canberra with landmark buildings illuminated with colorful lights. People visiting the festival this year are required to register in advance and keep social distancing. [Photo/Xinhua]

A little boy looks at the light projection on the National Library of Australia during the Enlighten Festival in Canberra, Australia, Feb. 28, 2021. The annual Enlighten Festival runs from Feb. 26 to March 8 in Canberra with landmark buildings illuminated with colorful lights. People visiting the festival this year are required to register in advance and keep social distancing. [Photo/Xinhua]