Tourists visit the Xinglong karst cave in Taojiatai Village of Xinglong County, north China's Hebei Province, Aug. 3, 2022. (Xinhua/Luo Xuefeng)
XINGLONG, Aug. 4 (Xinhua) -- The Xinglong karst cave in north China's Hebei Province is a large limestone rock formation estimated to be one billion to 1.4 billion years old. An area of about 5,000 square meters has been detected within the landform, which has five branches and is still developing. The cave's cool atmosphere and carbonate deposits have made it a popular summer tourist destination.
Photo taken on Aug. 3, 2022 shows a view of the Xinglong karst cave in Taojiatai Village of Xinglong County, north China's Hebei Province. (Xinhua/Luo Xuefeng)
Photo taken on Aug. 3, 2022 shows a view of the Xinglong karst cave in Taojiatai Village of Xinglong County, north China's Hebei Province. (Xinhua/Luo Xuefeng)
Tourists visit the Xinglong karst cave in Taojiatai Village of Xinglong County, north China's Hebei Province, Aug. 3, 2022. (Xinhua/Luo Xuefeng)
Photo taken on Aug. 3, 2022 shows a view of the Xinglong karst cave in Taojiatai Village of Xinglong County, north China's Hebei Province. (Xinhua/Luo Xuefeng)■
