A man sits waiting for a train on the London Underground in 1890, when the platform floors were still made from wooden floorboards. (Photo by Hi-Story/Alamy Stock Photo)
The sun rises over the Baltic Sea and a pier with a tea house in Timmendorfer Strand, Germany, Sunday, August 7, 2022. (Photo by Michael Probst/AP Photo)
The tusk of a woolly mammoth that lived some 18,000 years ago, from which researchers sequenced the extinct mammal's entire genome, is seen in northeastern Siberia in this photo from 2015. (Photo by Love Dalen/Handout via Reuters)
A person looks up at the Aurora Australis in Judbury in the Huon Valley, Tasmania on April 24, 2023. (Photo by Toby Schrapel freelance photography/The Guardian)
A propaganda troupe perform a flag- waving routine outside the central railway station in Pyongyang, North Korea on September 27, 2017. (Photo by Ed Jones/AFP Photo)
A man dressed as Hindu Lord Shiva looks into the mirror as he gets ready to take part in a religious procession on the eve of Janmashtami festival in Amritsar, India, September 4, 2015. The festival, which marks the birth anniversary of Lord Krishna, will be celebrated across India on Saturday. (Photo by Munish Sharma/Reuters)