Winter lights festival

"Winter Lights Festival is an annual event that celebrates both the winter world and the growing sun light after a long period of darkness. The program consists of light installations, culture and outdoor activities.  The festival provides entertainment for Reykjavík’s locals and guests alike. The programme reflects the many faces of Reykjavík´s capital area; with the participation of all the major museums and thermal pools."

https://winterlightsfestival.is/about