They laughed at his ideas about flying machines that would be heavier than air. However, he had the last laugh - during his flight on the Albatross - the most incredible flying machine ever created by man. Lord of the heavens, Robur has become a potential conqueror of the world! "Robur the Conqueror" is perfectly combined with the book "Twenty Thousand Leagues under the Sea" - many of the themes of the works are similar.