"The Land of Mist" is a novel by British writer Arthur Conan Doyle. It was published in 1926 and belonged to the cycle of stories about Professor Challenger. Although this time, the plot revolves around Professor Challenger's daughter Enid and his old friend Edward Malone. The book focuses on Edward Malone's at first professional and later personal interest in Spiritualism. To the great anger of Professor Challenger, Enid and Malone try to connect with Professor Summerlee, who has died of old age around this time, with the help of mediums.