Buildings in Senate Square are illuminated during the Lux Helsinki light festival in Helsinki, Finland, on Jan. 3, 2024. Lux Helsinki is an annual festival of light art held here in early January. (Photo by Matti Matikainen/Xinhua)
A buildings in Senate Square is illuminated during the Lux Helsinki light festival in Helsinki, Finland, on Jan. 3, 2024. Lux Helsinki is an annual festival of light art held here in early January. (Photo by Matti Matikainen/Xinhua)
The Ateneum Art Museum is illuminated during the Lux Helsinki light festival in Helsinki, Finland, on Jan. 3, 2024. Lux Helsinki is an annual festival of light art held here in early January. (Photo by Matti Matikainen/Xinhua)
Helsinki Cathedral is illuminated during the Lux Helsinki light festival in Helsinki, Finland, on Jan. 3, 2024. Lux Helsinki is an annual festival of light art held here in early January. (Photo by Matti Matikainen/Xinhua)
A person takes photos of the illuminated Ateneum Art Museum during the Lux Helsinki light festival in Helsinki, Finland, on Jan. 3, 2024. Lux Helsinki is an annual festival of light art held here in early January. (Photo by Matti Matikainen/Xinhua)
People look at an illuminated installation during the Lux Helsinki light festival in Helsinki, Finland, on Jan. 3, 2024. Lux Helsinki is an annual festival of light art held here in early January. (Photo by Matti Matikainen/Xinhua)