Located in Kinver Edge, a high heath and woodland on the border between Staffordshire and Worcestershire, the Holy Austin Rock Houses are where England's last cave dwellers are said to have lived.
Also called "dikengyuan" in Mandarin, which means "pit courtyards," the homes are a type of cave dwelling ("yaodong") commonly found in the Loess Plateau in northern China. "Academic literature ...
Scientists have for the first time discovered a cave on the Moon. At least 100m deep, it could be an ideal place for humans to build a permanent base, they say. It is just one in probably hundreds ...