River of the Gods

Like Millard, Grann masterfully blends historical research with a propulsive narrative about a real-life obsession. This account of Percy Fawcett's search for an ancient Amazonian civilization mirrors the grueling exploration and competitive drive seen in the search for the Nile's source.

Fans of Millard's style will appreciate her earlier work detailing Theodore Roosevelt's perilous expedition through the Amazon. It shares the same DNA of high-stakes exploration, physical hardship, and psychological tension between strong-willed men.

This classic of exploration literature captures the same atmosphere of extreme physical endurance and leadership under pressure. It focuses on the human spirit's resilience against an unforgiving landscape, much like the African interior in the 19th century.

This is the definitive classic covering the same historical period and figures as River of the Gods. It provides a sweeping, epic look at the Victorian obsession with the Nile, focusing on the complex personalities of Burton, Speke, and Baker.

Larson's ability to weave meticulous historical fact into a narrative that reads like a thriller will appeal to Millard's audience. While the subject is different, the immersive atmosphere and focus on ambitious, flawed men are very similar.

This book explores the early 20th-century obsession with Everest through the lens of the trauma of WWI. It matches Millard's depth in exploring how personal demons and national identity drive men to the ends of the earth.

This account of the tragic search for the Northwest Passage mirrors the hubris and hardship of the Nile explorers. It highlights the clash between Victorian confidence and the brutal reality of unexplored wilderness.

For readers interested in the broader geopolitical context of African exploration, this book provides a searing look at the exploitation that followed the explorers. It shares Millard's focus on the intersection of personal ambition and colonial tragedy.

While the setting is different, McCullough’s narrative style focuses on the obsessive pursuit of a goal that changes the world. It captures the same spirit of innovation and the personal costs of being a pioneer.

This harrowing account of shipwrecked sailors in the Sahara Desert matches the visceral survival elements of Millard's work. It explores the limits of human endurance and the complex interactions between different cultures in a high-stakes environment.