The sixteenth century Spaniard, Hernando de Soto, is remembered by historians for his exploration of the southeastern United States, which began in Florida. A former mercenary soldier in the conquest of Central and South America, he hoped to increase his notoriety and fortune by leading an expedition through parts of North America. In the end, De Soto’s army spent over four years and covered 4,000 miles in its quest for gold and new territory to colonize. Neither resulted from his efforts. With approval from the Spanish Crown, De Soto assembled his expedition. He financed the endeavor himself with the understanding...