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The site is apparently geologically unique in the Hawaiian Islands, comprising a sinkhole paleolake in a cave formed in eolianite limestone. The paleolake contains nearly 10,000 years of sedimentary record; since the discovery of Makauwahi as a fossil site, excavations have found pollen, seeds, diatoms, invertebrate shells, and Polynesian artifacts, as well as thousands of bird and fish bones.
The Xiaozhai Tiankeng has been well known to local people since ancient times. Xiaozhai is the name of an abandoned village nearby and literally means "little village", and "Tiankeng" means Heavenly Pit, a unique regional name for sinkholes in China. A 2,800-step staircase has been constructed in order to facilitate tourism. [2]
Its depth and width must measure at least 100m for it to qualify as a sinkhole. Some, like the one found in Guangxi in 2022, are much bigger, stretching 300m into the earth and 150m wide ...
But peering into one recently discovered sinkhole in the hilly outlying regions of southern China, one finds a lush forest down below with ancient towering trees. It's a place they call "tiankeng ...
Explorers found a large area of wild plantain (Heliconia) species at the bottom, as well as square bamboos (Chimonobambusa quadrangularis) [8] with thorns 2 cm to 3 cm long growing around its joints. [9] An unidentified species of eagle was also found inside the sinkhole, living in a family, after which the tiankeng was named. [3]
A report in the Wall Street Journal from September 2023 found Chinese intruders attempted to breach military facilities over 100 times in recent years, including sneaking onto a missile range in ...
The Great Blue Hole, a giant submarine sinkhole, near Ambergris Caye, Belize The following is a list of sinkholes , blue holes , dolines , crown holes , cenotes , and pit caves . A sinkhole is a depression or hole in the ground caused by some form of collapse of the surface layer.
A submarine drone suspected to be from China was recovered in waters off the central Philippines, police said on Thursday, warning of "potential national security implications." Three fishermen ...