Sun Rongchun, 57, exercises with an improvised cervical traction device attached to a high bar at a sports complex in Shenyang, Liaoning province, China on April 9, 2019. (Photo by Sheng Li/Reuters)

Bolivian wrestler Ana Luisa Yujra (L), aka “Jhenifer Two Faces” and Lidia Flores, aka “Dina, The Queen of the Ring”, both members of the Fighting Cholitas, fight at Sharks of the Ring wrestling club in El Alto, Bolivia, on November 24, 2019. After a fortnight hiatus due to anti-government protests and blockades, the Fighting Cholitas are back in the ring. The unrest was triggered by the disputed October 20 election, which Evo Morales claimed to have won and opposition groups said was rigged. (Photo by Ronaldo Schemidt/AFP Photo)

Dancers perform inside of transparent balls during the Botanical Night at Botanical Garden in Berlin, Germany, 20 July 2018. During the Botanical Night a 16 kilometre long path along the flower beds and several themed gardens are illuminated and guide to many attractions. (Photo by Hayoung Jeon/EPA/EFE)

A few revellers brave the cold and rain in Leeds, United Kingdom for the friday night out on December 30, 2022. Brits have kicked off their New Year’s Eve celebrations early with wild nights out up and down the country. (Photo by Nb press ltd)

Thomas Shelby makes a fire as he prepares to stay the night by the rubble of his home to protect from potential looters in Dawson Springs, Kentucky, on Saturday, December 11, 2021. One or more tornados tore through Dawson Springs late last night. (Photo by Austin Anthony/The Washington Post)

Neil Zeller's snaps were taken across Canada, where he photographs the northern lights dancing across a dark night sky. In one stunning shot, Zeller, 42, even manages to capture a flash of lightning beneath a storm cell while an aurora gives off a magnificent green glow. The photographer, from Calgary, Alberta, describes himself as a night person, and became interested in night photography about 10 years ago. (Photo by Neil Zeller/Caters News)

Two sheep fight in a competition in Zhangjiakou, Hebei province, China on August 1, 2017. (Photo by Reuters/China Stringer Network)