A tiger cub is bottle-fed by zoo staff in Chattogram, Bangladesh, on Monday. (Photo: Xinhua)

A memorial ceremony is held in Nanjing, Jiangsu Province, on December 13 to mourn the 300,000 victims of the Nanjing Massacre. In 2014, China's top legislature designated December 13 as the National Memorial Day for Nanjing Massacre Victims. (Photo: CHINA DAILY)

A metal and wood sculpture decorated with leaves is displayed at the China Academy of Art in Hangzhou, Zhejiang Province, on Tuesday. Since 2016, the academy has organized the annual Autumn Leaves Art Festival for its students to create artworks. (Photo: CHINA DAILY)

Aerial photo shows Taijiquan enthusiasts practicing Taijiquan in Handan City of North China's Hebei Province, on December 16, 2020. The United Nations Educational, Scientific and Cultural Organization (UNESCO) inscribed on Thursday China's Taijiquan on the Representative List of the Intangible Cultural Heritage of Humanity. (Photo: VCG)

Due to the COVID-19 pandemic, the Santa in Seattle is following social distancing rules, and greets a boy inside a giant plastic snow globe on Wednesday. (Photo: VCG)

Zhu Ting (L) of the Tianjin team spikes the ball during the third round final match between Jiangsu and Tianjin at the 2020-2021 season Chinese Women's Volleyball Super League in Jiangmen, South China's Guangdong Province, on Friday. (Photo: Xinhua)

A Palestinian protester carrying a Palestinian flag kicks back a tear gas canister fired by members of Israeli border police during clashes with Palestinian protesters following a protest against the expansion of Jewish settlements in the West Bank village of Beit Dajan, east of Nablus, on Friday. (Photo: Xinhua)

An aerial view of a flock of sheep amid colorful fruit fields on Amanos Mountains in Hatay, Turkey, on Monday. (Photo: VCG)

Recovery personnel work at the landing site of the return capsule of Chang'e-5 probe in Siziwang banner, North China's Inner Mongolia Autonomous Region, on Thursday. (Photo: China News Service)

The "message wall" of Bellevue Palace is shown in Berlin, the official residence of the President of Germany, on Tuesday. A light projection, Glimmer of hope, will light up the wall of Bellevue Palace from December 15-17,displaying messages from citizens. (Photo: China News Service)