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)

“Game of Thrones” star, actress Sophie Turner attends the “X-Men Dark Phoenix” Photocall At Cafe de l'Homme on April 26, 2019 in Paris, France. (Photo by Splash News and Pictures)

Coco, a dog dressed as Chucky, participates in a halloween pet show in Callao, Peru, Sunday, October 27, 2024. (Photo by Guadalupe Pardo/AP Photo)

People take part in a Halloween street party at Lan Kwai Fong on October 31, 2016 in Hong Kong. Halloween, a contraction of All Hallows' Evening, falls on the day before All Saints' Day on November 1, a holiday when Christians remember their deceased loved ones. (Photo by Lam Yik Fei/Getty Images)

UK Love Island star Kady McDermott looked dressed to kill in her devilish Halloween outfit on October 28, 2021. (Photo by Instagram)

General view of the atmosphere at the Halloween celebrating in city centre on October 29, 2021 in Newcastle, United Kingdom. (Photo by Newcastle New Projects)

People attend the 50th annual NYC Halloween Parade in New York City on October 31, 2023. (Photo by Caitlin Ochs/Reuters)

A dog attends the Annual Tompkins Square Halloween Dog Parade in New York City, U.S., October 19, 2025. (Photo by Eduardo Munoz/Reuters)