"The Lost City of Z" is a 2009 book by David Grann that explores the true story of Percy Fawcett, a British explorer who vanished in the Amazon rainforest in 1925 while searching for a fabled ancient city. The narrative combines Fawcett's expeditions with the history of exploration and the challenges faced in the uncharted territories of the Amazon. The book delves into the mysteries surrounding Fawcett's disappearance and the impact of his quest on future explorations. It also examines the cultural and environmental implications of European exploration in South America, highlighting the clash between civilizations and the allure of the unknown.