Les origines de la structure de Richat The Atlantis structure called Richat is truly remarkable for its unique formation and enigmatic past. Ancient tales suggest that Richat structure might be a remains of the lost city of Atlantis. No matter its origins, uncovering the Richat structure in Atlantis provides knowledge into the past civilizations that formerly thrived in this extraordinary place. Touring the Richat structure in Atlantis is like stepping back in time and witnessing the mysteries of old cultures unfold before your eyes.