A pilgrim holds up the cross after it was thrown by an Orthodox priest into the water, during an epiphany ceremony to bless the sea, on the southeast resort of Ayia Napa, Cyprus, Friday, January 6, 2023. By tradition, a crucifix is cast into the waters of a lake or river, and it is believed that the person who retrieves it will be freed from evil spirits and will be healthy through the year. (Photo by Petros Karadjias/AP Photo)

An astonishing set of snaps of a thrill-seeker's sky-high catwalk show on the edge of some of the world's tallest buildings has turned her into a social media sensation. Daredevil Angelina Nikolau, 23, from Russia, has spent weeks travelling around China and Hong Kong posing for jaw-dropping skyscraper selfies hundreds of feet above the ground. Her vertigo inducing results – uploaded to Instagram – have made her an instant star on the internet. (Photo by Kirill Oreshkin/CEN)

Amundsen-Scott South Pole Station experiences months of darkness. The sun dips below the horizon on March 21, after which follows several weeks of twilight before complete darkness results. Photo taken on June 25, 2009. (National Science Foundation/Jeremy Johnson)

A man wearing a mask and dressed in a clown costume rides an electric tricycle while carrying a container in the shape of a rubber duck amid heavy smog in Beijing, China, December 29, 2015. (Photo by Jason Lee/Reuters)

A couple buy a sugar-coated Chinese haw to a child at the Qianmen pedestrian shopping street, a popular tourist spot in Beijing, Tuesday, January 3, 2023. (Photo by Andy Wong/AP Photo)

A United States Secret Service agent fights with the wind as Marine One with United States President Joe Biden on board departs from the White House in Washington to Ottawa, Canada on March 23, 2023. (Photo by Rex Features/Shutterstock)

People wear traditional Chinese outfits as they walk in Chinatown in Bangkok on February 11, 2021, ahead of the start of the Lunar New Year, which ushers in the Year of the Ox on February 12. (Photo by Lillian Suwanrumpha/AFP Photo)

Olga Fatkulina of the Russian Olympic Committee flops onto the infield after finishing her heat in the women's speedskating 1,000-meter finals at the 2022 Winter Olympics, Thursday, February 17, 2022, in Beijing. (Photo by Ashley Landis/AP Photo)