People pose for photos on the Petrin hill in Prague, the Czech Republic, April 7, 2024.(Photo: Xinhua)

People enjoy spring time at a park in Prague, the Czech Republic, April 7, 2024.(Photo: Xinhua)

People take a walk on the Petrin hill in Prague, the Czech Republic, April 7, 2024.(Photo: Xinhua)

This photo taken on April 7, 2024 shows a tram on a street in Prague, the Czech Republic.(Photo: Xinhua)