This book offers a firsthand account of a scientific expedition to Africa in the late 19th century. Augustus Henry Keane was an English ethnographer and geographer who specialized in African studies, while Wilhelm Junker was a German explorer and naturalist who conducted extensive research on the flora and fauna of central Africa. In this book, they describe their experiences and observations during their travels, which took them through modern-day Sudan, Congo, Tanzania, and Angola. This edition provides a valuable source of information on the geography, cultures, and natural history of Africa at a significant moment in its history. This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work. Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.