Spatial Framework & Civilizational Geography · County-level
Huai Ji County
Thousands of swiftlets nest within massive subterranean limestone caverns at Yanyan Cave in Huaiji, peaceful Longevity County along the upper Sui River.
Regional story
A place shaped through time
Thousands of swiftlets nest within massive subterranean limestone caverns at Yanyan Cave in Huaiji, peaceful Longevity County along the upper Sui River.