People pass Lumen by David Ogle, part of 'Winter Light' a new open-air exhibition at the Southbank Centre in London, Monday, Dec. 7, 2020. Featuring a range of international artists, Winter Light includes over 15 artworks and new commissions that make use of light, colour and animation. The artworks and new commissions will remain on display until the end of Feb. (AP Photo/Kirsty Wigglesworth)