People visit the Royal Greenhouses of Laeken in Brussels, Belgium, on April 14, 2023. Belgium's Royal Greenhouses in Laeken of Brussels opens to the public from April 14 to May 7 this year. (Xinhua/Zheng Huansong)
A visitor looks at flowers in the Royal Greenhouses of Laeken in Brussels, Belgium, on April 14, 2023. Belgium's Royal Greenhouses in Laeken of Brussels opens to the public from April 14 to May 7 this year. (Xinhua/Zheng Huansong)
People visit the Royal Greenhouses of Laeken in Brussels, Belgium, on April 14, 2023. Belgium's Royal Greenhouses in Laeken of Brussels opens to the public from April 14 to May 7 this year. (Xinhua/Zheng Huansong)
People visit the Royal Greenhouses of Laeken in Brussels, Belgium, on April 14, 2023. Belgium's Royal Greenhouses in Laeken of Brussels opens to the public from April 14 to May 7 this year. (Xinhua/Zheng Huansong)
A visitor records flowers on video in the Royal Greenhouses of Laeken in Brussels, Belgium, on April 14, 2023. Belgium's Royal Greenhouses in Laeken of Brussels opens to the public from April 14 to May 7 this year. (Xinhua/Zheng Huansong)
Photo taken on April 14, 2023 shows the Royal Greenhouses of Laeken in Brussels, Belgium. Belgium's Royal Greenhouses in Laeken of Brussels opens to the public from April 14 to May 7 this year. (Xinhua/Zheng Huansong)
People visit the Royal Greenhouses of Laeken in Brussels, Belgium, on April 14, 2023. Belgium's Royal Greenhouses in Laeken of Brussels opens to the public from April 14 to May 7 this year. (Xinhua/Zheng Huansong)
