In Under the Andes, Rex Stout ventures into the realm of adventure and fantasy, delivering a gripping tale of exploration, danger, and intrigue beneath the surface of the Earth. This early work, published in 1914, showcases Stout's flair for crafting vivid settings and thrilling narratives outside his renowned detective stories. The novel follows siblings Paul and Desiree Lamar and their companion, the bold and daring Harry Denham, as they embark on an expedition into the Andes mountains. Their adventure takes a perilous turn when they stumble upon a hidden subterranean world inhabited by a mysterious and ancient civilization. Faced with bizarre rituals, unexpected perils, and a people whose customs are as alien as their surroundings, the trio must rely on their wits and courage to survive. Stout masterfully builds tension and atmosphere, blending elements of romance, action, and the fantastical to create a story that is both thrilling and thought-provoking. Themes of survival, cultural clash, and human resilience run throughout the narrative, offering readers a glimpse of Stout's narrative depth and creativity. Under the Andes is an exciting journey into the unknown, perfect for fans of classic adventure fiction and those curious to see another side of Rex Stout's literary talents.