The last decade has seen rapid development in the archaeology of Saudi Arabia. Recent discoveries range from early hominin sites hundreds of thousands of years old to sites just a few hundred years old. One enigmatic aspect of the archaeological record of western Arabia is the presence of millions of
— Read on beforeitsnews.com/science-and-technology/2020/08/vast-stone-monuments-constructed-in-arabia-7000-years-ago-2981690.html