HistoryRussian FederationRussia: The Caspian Sea Monster04:26This browser does not support the video element.HistoryRussian Federation08/11/2021August 11, 2021A gigantic flying boat, or Ekranoplan, from the Soviet era could bring tourists flocking to the Caspian Sea. Even if the ‘Sea Monster’ can no longer fly, it is still very, very impressive.Copy linkAdvertisement