Pedestrians walk through a tunnel at Kings Cross Underground station, past the artwork called 'Pipette-Kings Cross Tunnel' by the artists Miriam Sleeman, Tom Sloan, Allies & Morrison, Speirs and Major, part of the Lumiere Festival in London, Jan. 15, 2016. Lumiere London is a festival of lights across 30 London locations, showing installations, projections and interactive pieces. The festival runs until Jan. 17.
Kirsty Wigglesworth/AP Photo