![](http://www.ecns.cn/hd/2023/08/17/3b02353951e445faa25429c7f2f4e098.jpg)
Colorful hot air balloons glide across the Qicai Danxia scenic area ("colorful Danxia scene") in Zhangye, northwest China's Gansu Province, Aug. 16, 2023. (Photo: China News Service/Wang Chao)
A total of 40 hot air balloons performed across the sky, adding colors to the charming landscape.
![](http://www.ecns.cn/hd/2023/08/17/764879fcdf9c49789091227b9514fea7.jpg)
Colorful hot air balloons glide across the Qicai Danxia scenic area ("colorful Danxia scene") in Zhangye, northwest China's Gansu Province, Aug. 16, 2023. (Photo: China News Service/Wang Chao)
![](http://www.ecns.cn/hd/2023/08/17/11eaa672d34d46b78fc7f91e8b58fddc.jpg)
Colorful hot air balloons glide across the Qicai Danxia scenic area ("colorful Danxia scene") in Zhangye, northwest China's Gansu Province, Aug. 16, 2023. (Photo: China News Service/Wang Chao)
![](http://www.ecns.cn/hd/2023/08/17/9b2be9f54a074e4dafd6889bda369cb5.jpg)
Colorful hot air balloons glide across the Qicai Danxia scenic area ("colorful Danxia scene") in Zhangye, northwest China's Gansu Province, Aug. 16, 2023. (Photo: China News Service/Wang Chao)