In 1913, former U.S. President Theodore Roosevelt embarked on a perilous expedition into the heart of the Amazon rainforest. Seeking to chart the uncharted Rio da Dúvida, later renamed the Roosevelt River, Roosevelt faced numerous challenges, including treacherous rapids, tropical diseases, and encounters with indigenous tribes. This journey, fraught with danger and discovery, would become one of the most harrowing adventures of his life. (history.com)



