400 Mysterious Ancient Stone Structures Discovered in Saudi Arabia
By Owen Jarus, Live Science Contributor | October 17, 2017 07:02am ET
Almost 400 mysterious stone structures dating back thousands of years have been discovered in Saudi Arabia, with a few of these wall-like formations draping across old lava domes, archaeologists report.
Many of the stone walls, which archaeologists call "gates" because they resemble field gates from above, were found in clusters in a region in west-central Saudi Arabia called Harrat Khaybar.
https://www.livescience.com/60698-mysterious-stone-structures-discovered-saudi-arabia.html
