Polar frame, by Dmitry Kokh, Russia. When Kokh’s boat approached the small island of Kolyuchin in the Russian High Arctic, which had been abandoned by humans since 1992, he was surprised to spot movement in one of the houses. Binoculars revealed polar bears – more than 20 in total – exploring the ghost town. Dmitry used a low-noise drone to document them. (Photo by Dmitry Kokh/Wildlife Photographer of the Year 2022)

Mae Muller of the United Kingdom performs during dress rehearsals at the Eurovision Song Contest in Liverpool, England, Wednesday, May 10, 2023. (Photo by Martin Meissner/AP Photo)

Daughter of Palestinian man Ali Daba, who decided with his wife to split their children up and mark them with bracelets to help identify them, in fear of them being killed in Israeli strikes, shows her bracelet at their shelter in Khan Younis in the southern Gaza Strip on October 24, 2023. (Photo by Ibraheem Abu Mustafa/Reuters)

Aquarium visitors attend a dinner party in an underwater tunnel in Tianjin, China on September 15, 2016. Tianjin Haichang Polar Ocean World opened in the city of Tianjin, southeast of Beijing, in 2010. It gives visitors a chance to see more than 150 large animals from the Arctic and Antarctic regions, including polar bears. (Photo by Feature China/Barcroft Images)

Ohio State drum major performs during the NCAA football game between the Ohio State Buckeyes and Notre Dame Fighting Irish at Ohio Stadium in Columbus on September 3, 2022. (Photo by Adam Cairns/USA TODAY Sports)

Woman and man playing domination games in bed. (Photo by NDAB Creativity/Rex Features/Shutterstock)

Leaves and forest foliage claim abandoned motors at makeshift car graveyards. German photographer Dieter Klein travels the world to find vintage automobiles left to rust in leafy forests and fields. Here: Seemingly camouflaged cars are stacked on top of each other causing them to blend in with the landscape, in 2013, France. (Photo by Dieter Klein/Barcroft Media)

Vietnam’s Son Doong cave, the largest in the world, could hold a 40-story skyscraper inside. The pristine ecosystem has its own river and jungle. Despite its size, Son Doong wasn’t discovered until 1991. It was lost again for nearly two decades and was fully explored for the first time in 2009. (Photo by Jason Speth/HuffPost)