Photo taken on Mar. 23, 2021 shows the Line S2 of Beijing Suburban Railway by the Badaling Great Wall. With the spring arriving, the line was bathed in a shower of falling flowers, offering the tourists on train a picturesque spring scenery to behold. (Guo Junfeng/Guangming Picture)

Photo taken on Mar. 23, 2021 shows the Line S2 of Beijing Suburban Railway by the Badaling Great Wall. With the spring arriving, the line was bathed in a shower of falling flowers, offering the tourists on train a picturesque spring scenery to behold. (Guo Junfeng/Guangming Picture)

Photo taken on Mar. 23, 2021 shows the Line S2 of Beijing Suburban Railway by the Badaling Great Wall. With the spring arriving, the line was bathed in a shower of falling flowers, offering the tourists on train a picturesque spring scenery to behold. (Guo Junfeng/Guangming Picture)

来源：GMW.cn