Photo taken on April 24, 2019 shows a "flower blanket" in front of the headquarters of World Health Organization (WHO) after a sudden rain in Geneva, Switzerland. (Photo: Xinhua)
Photo taken on April 24, 2019 shows a "flower blanket" in front of the headquarters of World Health Organization (WHO) after a sudden rain in Geneva, Switzerland. (Photo: Xinhua)
Photo taken on April 24, 2019 shows a "flower blanket" in front of the headquarters of World Health Organization (WHO) after a sudden rain in Geneva, Switzerland. (Photo: Xinhua)
People walk under blossoms in front of the headquarters of World Health Organization (WHO) in Geneva, Switzerland, April 24, 2019. (Photo: Xinhua)
Photo taken on April 24, 2019 shows a "flower blanket" in front of the headquarters of World Health Organization (WHO) after a sudden rain in Geneva, Switzerland. (Photo: Xinhua)