A tourist poses on the glass-bottom bridge at Zhangjiajie Grand Canyon on August 20, 2016 in Zhangjiajie, Hunan Province of China. The Zhangjiajie Grand Canyon's glass-bottomed bridge welcame its trial operation on Saturday and about 8,000 tourists crowded to view the grand glass bridge. (Photo by VCG/VCG via Getty Images)

Children play football in Bujumbura, Burundi on March 19, 2015. (Photo by Carl de Souza/AFP Photo)

China's Zheng Si Wei, right, and Huang ya Qiong play against Thailand's R. Makkasasithorn and J. Sudjaipraparat during their mixed doubles match at the Badminton Asia Championships 2022 at Muntinlupa, Philippines on Tuesday, April 26, 2022. (Photo by Aaron Favila/AP Photo)

A mahout guards the elephants during the annual Vrischikolsavam festival, which features a colourful procession of decorated elephants along with drum concerts, at a temple in Kochi, India, November 18, 2017. (Photo by Sivaram V/Reuters)

Workers tend green onion plants among nearly 1,000 acres of terracing in fields in the Majalengka Regency of West Java in Indonesia in July 2021. (Photo by Andika Oky Arisandi/Solent News)

A vintage car sits in flood water on March 20, 2019 in Hamburg, Iowa. Although flood water in the town has started to recede many homes and businesses remain surrounded by water. Several Midwest states are battling some of the worst flooding they have experienced in decades as rain and snow melt from the recent “bomb cyclone” has inundated rivers and streams. At least three deaths have been linked to the flooding. (Photo by Scott Olson/Getty Images)

A woman holds up what the Chris Steaks & Burgers restaurant says is Thailand's biggest burger weighing more than 6 kilograms, before a competition held to eat it at the restaurant in Bangkok, Thailand, October 11, 2019. Chris Steaks and Burgers is offering a 10,000 baht ($330) prize for anyone who can finish the mammoth snack in nine minutes – one baht for every calorie. (Photo by Jiraporn Kuhakan/Reuters)

Shooting star by Tony Wu, US/Japan. Winner, underwater. The electrifying reproductive dance of a giant sea star. As the surrounding water filled with sperm and eggs from spawning sea stars, Wu faced several challenges. Stuck in a small, enclosed bay with only a macro lens for photographing small subjects, he backed up to squeeze the undulating sea star into his field of view. The dancing posture of spawning sea stars rising and swaying may help release eggs and sperm, or may help sweep the eggs and sperm into the currents where they fertilise together in the water. Kinko Bay, Japan. (Photo by Tony Wu/Wildlife Photographer of the Year)