Tourists visit imperial tombs in China's Ningxia during National Day holiday(1/4)

Tourists visit the imperial tombs dating back to the Western Xia Dynasty (1032-1227) in Yinchuan, capital of northwest China's Ningxia Hui Autonomous Region, Oct. 2, 2019, the second day of the 7-day-long National Day holiday. (Xinhua/Feng Kaihua)

Tourists visit the imperial tombs dating back to the Western Xia Dynasty (1032-1227) in Yinchuan, capital of northwest China's Ningxia Hui Autonomous Region, Oct. 2, 2019, the second day of the 7-day-long National Day holiday. (Xinhua/Feng Kaihua)

Tourists visit the imperial tombs dating back to the Western Xia Dynasty (1032-1227) in Yinchuan, capital of northwest China's Ningxia Hui Autonomous Region, Oct. 2, 2019, the second day of the 7-day-long National Day holiday. (Xinhua/Feng Kaihua)

Tourists visit the imperial tombs dating back to the Western Xia Dynasty (1032-1227) in Yinchuan, capital of northwest China's Ningxia Hui Autonomous Region, Oct. 2, 2019, the second day of the 7-day-long National Day holiday. (Xinhua/Feng Kaihua)