The Chongqing Meteorological Observatory announced that the highest temperature in the central urban area of ​​Chongqing reached 40°C from day to night on July 11.

In the hot weather, a natural karst cave on the outskirts of Chongqing has become a good place for citizens to escape the summer heat and enjoy the cool air.

  The Zhangguan Water Karst Cave in Yubei, Chongqing is dominated by "water" and is over 800 meters above sea level. It is the largest karst cave in the suburbs of Chongqing.

The Zhangguanshui Karst Cave is 9 kilometers long and has a constant temperature of about 18°C ​​all year round. The stalactites, stalagmites and stone mantles here are varied.

  Zhangguanshui Karst Cave has the longest underground river in Asia with a length of 7.5 kilometers. Here, tourists board boats to enjoy the unpredictable beauty of the cave and enjoy the coolness of 18°C.

(Tang Chunlin and Xiao Jiangchuan)

Responsible editor: [Fang Jialiang]