In 'The Tigris Expedition,' renowned explorer Thor Heyerdahl chronicles his daring 1977 journey aboard a traditional Sumerian-style reed ship. Setting sail from Iraq, Heyerdahl and his international crew navigated the Persian Gulf and Indian Ocean to demonstrate that ancient Mesopotamians could have spread their culture via sea. The book details the immense challenges of building and sailing the Tigris, the diverse cultures encountered, and the expedition's dramatic conclusion as a powerful plea for peace in a war-torn world. It is a captivating blend of adventure, anthropology, and historical inquiry.