One of the earliest adventure novels detailing the journey of a group of explorers from the surface world through a subterranean civilization, Abraham Merritt’s The Moon Pool is also one of the best examples of the genre. With an exciting narrative full of thrilling action sequences, memorable characters, and a fascinating civilization of bizarre wonders, The Moon Pool is a great adventure novel that will thrill fans of classic science fiction. For fans of shorter novels, it is also a fast-paced read. Edited together from two novellas titled “The Moon Pool” and “Conquest of the Moon Pool,” it is under 300 pages in length and can be completed by most readers in about 3-5 days. For those seeking to discover the roots of sci-fi adventure stories in the early twentieth century, The Moon Pool is an excellent trip back in time.