A visitor takes photos of a painting by a Palestinian artist during an exhibition in Gaza City on Monday. About 64 artists displayed their works at the exhibition. (Photo: Xinhua)

A worker welds together two parts of the Beijing 2022 Winter Olympic Games emblem seal on Monday. (Photo: VCG)

Fighters of Libya's UN-backed government during heavy clashes with the east-based rebel army in Salah al-Din in Tripoli, Libya, on Tuesday. (Photo: Xinhua)

Photo taken on Wednesday shows a streak of the Milky Way galaxy on a starry night over the Ming'antu observing station of the National Astronomical Observatory of the Chinese Academy of Sciences, in Zhengxiangbai Qi, north China's Inner Mongolia Autonomous Region. (Photo: Xinhua)

An Afghan child with congenital heart disease holds her father's hand at Diwopu International Airport in Urumqi, northwest China's Xinjiang Uygur Autonomous Region, on Wednesday. (Photo: Xinhua)

Team Canada lights up the sky during the Celebration of Light at English Bay in Vancouver, Canada, on Thursday. (Photo: Xinhua)

Citizens celebrate Swiss National Day on Thursday. In the huge amphitheater built especially for the festival, spectators watched a parade by Swiss Guards. (Photo: Xinhua)

Egan Bernal of Columbia, representing Team INEOS, became the youngest Tour de France champion of the post-War era and the first winner from South America by clocking 82 hours and 57 minutes. The 106th Tour concluded on Monday. (Photo: China Daily)

People transport their livestock on trucks at a livestock market ahead of Eid al-Adha festival in northwest Pakistan's Peshawar on Friday. (Photo: Xinhua)

A dressed up competitor performs with her float during the King and Queen Showcase of the 2019 Toronto Caribbean Carnival at Lamport Stadium in Toronto, Canada, on Thursday. (Photo: VCG)