Which explorer crossed Africa to reach the sources of the Nile?

David Livingstone

David Livingstone, in his quest to find the sources of the Nile in the 19th century, explored unknown Africa, sparking global interest in the continent. His famous encounter with Henry Morton Stanley, who is said to have uttered the words "Dr. Livingstone, I presume?" after finding him in a remote town in Tanzania, remains one of the most captivating stories of the exploration era. Livingstone not only mapped vast African regions but also drew attention to the slave trade.