One night. One earthquake. An entire city erased. In ancient Greece, Helike vanished beneath the sea—so completely that it became a warning legend for centuries. In this video, discover: Where Helike was located What ancient writers recorded about its destruction How earthquakes and tsunamis ended the city overnight Why Helike became a moral warning in Greek thought How modern archaeology rediscovered it A true story that sounds like a myth. #Helike #LostCity #AncientGreece #SunkenCities #AncientDisasters #HiddenHistory #FacelessStorytelling #ArchaeologyMysteries #ForgottenWorlds