Light sculptures glow in the dark at the zoo in Cologne, Germany, 04 December 2019. The artworks are on display at the zoo as part of the China Light Festival that runs until 09 January 2020 and features more than 70 light installations on the zoo grounds. (Photo by Sascha Steinbach/EPA/EFE)

An artist carries a clay statue of Lord Vishwakarma to the market for sale before the Vishwakarma Puja festival in Nepal, Kathmandu on September 16, 2025. The festival, celebrated on September 17 this year, honors Lord Vishwakarma, regarded as the divine engineer and craftsman, and involves prayers for creativity, prosperity, and protection of tools and workplaces. (Photo by Safal Prakash Shrestha/ZUMA Press Wire/Rex Features/Shutterstock)

Youths smeared in coloured powder and dressed as Lord Krishna (L) and deity Radha (R) celebrate with others the Holi festival, the Hindu spring festival of colours, in Kolkata on March 17, 2022. (Photo by Dibyangshu Sarkar/AFP Photo)

Professional wrestlers Helen Charlotte Campbell and Dark Sheik (R) compete during an evening of wrestling entertainment, presented by promoter “TNT Extreme Wrestling'” in Liverpool, northern England, on September 17, 2023. The event pitted UK-based wrestlers representing 'TNT Extreme Wrestling' against US wrestlers from “Game Changer Wrestling” and featured Helen Charlotte Campbell versus Dark Sheik, which is understood to be the first singles wrestling match between binary trans women in the UK. (Photo by Oli Scarff/AFP Photo)

A Hindu devotee wearing a t-shirt printed with a portrait of Lord Shiva takes a holy dip while participating in the “Bol Bom” pilgrimage in Kathmandu August 10, 2015. The faithful, chanting the name of Lord Shiva, run about 15 km (9 miles) barefooted toward Pashupatinath temple seeking good health, wealth and happiness. (Photo by Navesh Chitrakar/Reuters)

Devotees perform religious rituals by splashing holy water during the Madhav Narayan Festival, a month-long event dedicated to Lord Madhav Narayan, an incarnation of Lord Vishnu in Thacho, Lalitpur, Nepal on February 10, 2025. Devotees also carry butter lamps and blow conch shells (shankha) as part of the sacred observance. (Photo by Safal Prakash Shrestha/ZUMA Press Wire)

At the dead of night, the photographer – known to his Instagram followers as Dark Cyanide – heads out to look for hidden gems, like abandoned stations, provisions and tunnels. His intriguing images feature vibrant streaks, graffiti, and tight framing – and by adding individuals to some to some of shots, he is also able to depict the incredible scale of some of the tunnels. Here: Unnamed subway track in New York City. (Photo by Dark Cyanide/Caters News)