Could the Eye of the Sahara have looked like that? Well, it’s unlikely. Source
Most importantly, there is absolutely no archaeological evidence of a city in the Richat Structure that existed 12,000 years ago, even though Plato wrote about a large, advanced settlement. There are no remains of a city’s worth of artifacts, of the technology, or even a shard of clay pot, something. There is no evidence of engineering, of actual walls or man-built structures, or any improvements to the natural environment.
You simply cannot have a civilization build an entire city and leave nothing behind. So if you ask us, the geological history this formation reveals is way more interesting than the Atlantis theory.