Here high-domed ceilings drip with stalagtites, and human bones more than 50,000 years old have been found.
Obviously, humans used to live here 50,000 years ago.
mnli hypothesis: Obviously, humans used to live here 50,000 years ago. premise: Here high-domed ceilings drip with stalagtites, and human bones more than 50,000 years old have been found.