Artturi Lehkonen #62 of the Colorado Avalanche scores against goalie Jake Allen #34 of the New Jersey Devils in the first period at Ball Arena on February 26, 2025 in Denver, Colorado. (Photo by Matthew Stockman/Getty Images/AFP Photo)

Axelle Mollaret of France competes in the Women's Individual race at the ISMF Ski Mountaineering World Championships, in Morgins, Switzerland, 07 March 2025. (Photo by Maxime Schmid/EPA)

India cricket fans light firecrackers as they celebrate India winning the ICC Champions Trophy on a street in Varanasi, on March 9, 2025. India beat New Zealand by four wickets on March 9, 2025 in the one-day international (ODI) final to claim a record third Champions Trophy title. (Photo by Niharika Kulkarni/AFP Photo)

Colombia's Egan Bernal pedals as he warms up ahead of the 10th stage of the Giro d'Italia cycling race, an individual time trial from Lucca to Pisa, Italy, Tuesday, May 20, 2025. (Photo by Marco Alpozzi/LaPresse via AP Photo)

A rescued otter cub named Mingo is receiving specialist care after being found in July 2025 in the flamingo habitat at Colchester Zoo, far from where he should have been. He is being raised with two other cubs at the UK Wild Otter Trust’s centre in Devon, UK. (Photo by UK Wild Otter Trust/Cover Images)

Nick Krist makes a funny face as he and his son, Noah, 8, take a selfie before a baseball game between the Los Angeles Angels and the Minnesota Twins, Wednesday, July 22, 2015, in Anaheim, Calif. (Photo by Jae C. Hong/AP Photo)

A migrant carries his belongings as he arrives at the Beijing railway station to catch a train in Beijing, Friday, February 13, 2015. (Photo by Andy Wong/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)