The ongoing Old Photos from the Palace Museum's Permanent Collection features such images as a part of Forbidden City in the early 20th century. Photo provided to China Daily

If you go

8:30 am-5 pm; daily except Mondays, through July 17. Palace Museum, 4 Jingshan Qianjie, Dongcheng district, Beijing. An entry ticket costs 60 yuan ($10), and ticket sales stop at 4 pm (entry via the southern gate only). The exhibition is at Tower Gallery of the Gate of Divine Prowess (Shenwumen), the northern gate of the museum, with no extra charge.