People visit the Royal Palace of Brussels in Brussels, Belgium, July 27, 2021.(Photo: Xinhua)
People visit the Royal Palace of Brussels in Brussels, Belgium, July 27, 2021.(Photo: Xinhua)
People visit the Royal Palace of Brussels in Brussels, Belgium, July 27, 2021.(Photo: Xinhua)
People visit the Royal Palace of Brussels in Brussels, Belgium, July 27, 2021.(Photo: Xinhua)