Henry M. Stanley was a renowned journalist and explorer who is best known for his exploration of central Africa. Some of the synonyms for the name Henry M. Stanley include Sir Henry Morton Stanley, John Rowlands, and Bula Matari. Stanley earned his nickname Bula Matari, which means "crusher of rocks" in the Congolese language, due to his successful efforts in opening up the Congo region for trade and exploration. His name has become synonymous with adventure, exploration, and discovery in the 19th century, and his legacy continues to inspire explorers and adventurers to this day.