SHANGHAI residents flocked to the city’s historic buildings over the weekend as the country celebrated the annual Cultural and Natural Heritage Day.

As part of events for the holiday, 97 local historic buildings opened free to public, some for the first time in decades.

The procuratorate of Huangpu District, located at 22 Jianguo Road M., was one of the buildings welcoming the public free of charge on Saturday. Normally, its doors are closed to visitors and those not on official business.