There is a little-known valley in the Libyan desert known as the Valley of the Planets where rocks take on spherical and disc-shaped forms. (thebrainchamber.com)
Unfortunately, I can’t find much more reliable information on the area. It’s apparently also known as Wan Tkufi and Karakeb....
![](https://kbin.life/media/cache/resolve/entry_thumb/a3/a6/a3a6338946fafc64bd750f128aec5b0c5dd083bcbb872a13da5568cdfdcd1d14.webp)