Young women dressed in traditional Japanese clothing celebrate Coming of Age Day at Buddhism temple in Tokyo on January 9, 2023. It is a day to recognize and congratulate individuals who have reached the age of majority (20 years old). On this day, young people who have turned 20 are officially recognized as adults and on the responsibilities and duties of adulthood. (Photo by Taidgh Barron/ZUMA Press Wire/Rex Features/Shutterstock)

A devotee sits with lighted oil lamps while offering prayers during the “Dashain”, Hinduism's biggest religious festival in Bhaktapur October 3, 2014. Hindus in Nepal celebrate victory over evil during the festival by flying kites, feasting, playing swings, sacrificing animals and worshipping the Goddess Durga as well as other gods and goddess as part of celebrations held throughout the country. (Photo by Navesh Chitrakar/Reuters)

“Cyber Monsoon”, honorable mention in Places category. A torrential monsoon rain in Bhaktapur, Nepal. (© Anuar Patjane)

A WZ-10 attack helicopter performs during Airshow China 2022 at Zhuhai Air Show Center on November 9, 2022 in Zhuhai, Guangdong Province of China. The 14th Airshow China will be held from Nov. 8 to 13. (Photo by Qian Baihua/VCG via Getty Images)

A devotee, dressed as Hindu God Shiva, looks out from a window as he waits to perform during the annual Shiva Gajan religious festival on the outskirts of Agartala, India April 13, 2018. (Photo by Jayanta Dey/Reuters)

Tourists sit around a bonfire on the Makgadikgadi salt pan in Botswana. (Photo by Yang Mengxi/Xinhua News Agency/Barcroft Media)

Assamese girls wearing traditional Mekhela Chadar perform the Bihu folk dance during the Rongali Bihu festival, organized by All Assam Students Union in Guwahati, capital of the north eastern state of Assam, India, Saturday, April 13, 2024. (Photo by Anupam Nath/AP Photo)

Beneath the Swedish capital lies an intricate web of underground train lines. More than 90 of the 100 stations in the 110km tunnel system, sometimes referred to as “the world’s longest art gallery”, have been decorated with paintings, installations, mosaics and sculptures by 150 artists since the 1950s. After spending a couple of weeks exploring arctic Norway and Sweden, London-based travel photographer Conor MacNeill headed underground to capture images of the metro stations. Here: A rainbow arcs over a girl on the platform of Stadion station. (Photo by Conor MacNeill/The Observer)