5月13日拍摄的北京国家大剧院前的花海夜景。当日，为迎接“一带一路”国际合作高峰论坛，北京国家大剧院在外部景观灯和激光的照射下变换着各种不同的色彩，大剧院前近2300平米的草地上的10860套芦苇灯，如同闪光的花海。[新华社 李欣 摄]
Photo taken on May 13, 2017 shows lights outside the National Center for the Performing Arts in Beijing, capital of China. A total of 10,860 reed-shaped lights were illuminated here to greet the Belt and Road Forum for International Cooperation. [Xinhua]