Arthur Conan Doyle was a British writer best known for his detective fiction featuring the character Sherlock Holmes. His works also include fantasy and science fiction, as well as plays, romances, non-fiction and historical novels. "The Maracot Deep" is an amazing fantasy-fiction novel about Professor Maracot and his team of explorers discovering a sunken city of Atlantis. There, scientists are trying to study the culture and life of the inhabitants of the depths, incidentally encountering unimaginable dangers.