A medical staff member rests next to a patient infected with Covid-19 in the intensive care unit of Lozenets Hospitalin Sofia on November 9, 2021. Bulgaria is among the countries with the highest number of deaths compared to its population. (Photo by Nikolay Doychinov/AFP Photo)

A tourist takes photos among fireweed, or kochia scoparia, at an archaeological site park on September 13, 2022 in Xi'an, Shaanxi Province of China. (Photo by Zhang Yuan/China News Service via Getty Images)

Competitors climb in front of the Matterhorn mountain at the start of the 21st Glacier Patrol race in Stafel outside the ski resort of Zermatt, Switzerland, 18 April 2018. The Glacier Patrol (Patrouille des Glaciers in French), organized by the Swiss Army, takes place from April 17 to 21. Highly-experienced hiker-skiers trek for over 53km (3994m ascent and 4090m descent) along the Haute Route along the Swiss-Italian border from Zermatt to Verbier. (Photo by Valentin Flauraud/EPA/EFE)

A woman takes a picture of a sculpture depicting servant Puck from Shakespeare's comedy “A Midsummer Night's Dream” during a flower festival in Pakruojis, Lithuania on August 14, 2021. (Photo by Ints Kalnins/Reuters)

A man cools off under a pipe of flowing water on a hot summer day in New Delhi, India, May 11, 2022. (Photo by Anushree Fadnavis/Reuters)

Indian youth practice a bike stunt ahead of a procession marking the annual Rath Yatra or chariot festival of Hindu deity Lord Jagannath in Ahmedabad, India, Wednesday, June 22, 2022. The festival is scheduled to be celebrated on July 1, 2022. (Photo by Ajit Solanki/AP Photo)

Aerial view of workers repairing fishing nets in preparation for a new round of fishing season on July 27, 2025 in Wenling, Taizhou City, Zhejiang Province of China. (Photo by Zhu Haiwei/Zhejiang Daily Press Group/VCG via Getty Images)

A diver dressed in a Santa Claus costume swims with a penguin at Sunshine Aquarium during preparations for the upcoming Christmas special event in Tokyo on December 1, 2025. (Photo by Kazuhiro Nogi/AFP via Getty Images)