Charles Darwin's ideas about evolution caused both outrage and wonder, and quickly made him one of the most famous men in history. From his five-year voyage across the high seas to 20 years of research, follow Darwin on his adventure to prove a theory that would change the world. From artists to aviators and scientists to revolutionaries, the Little Guides to Great Lives series tells the stories of the most amazing people from all over the world and across history, with colorful illustrations and fresh design to bring their incredible stories to life.