234 AFRICA AND ITS EXPLORATION. 
Monteiro. Returning to Lake Moero, Livingstone 
visited the Lualaba, the river which, rising in Lake 
Bangweolo as the Luapula, and of which the Chambeze 
may be considered the beginning, stretches away north¬ 
wards and westwards to become the Congo. But, unfor¬ 
tunately, the belief that this was the upper part of the 
Nile took a firm hold on Livingstone’s mind, and he was 
fascinated with the idea that the so-called fountains of 
Herodotus lay 400 miles west of Bangweolo ; and to find 
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those, to him sacred springs, became the ultimate goal 
of his ambition, and led him on to death. Mindful of 
his friends and heroes, he gave the names of Webb, 
Lincoln, and Young (of Kelly) to various parts of this 
great river system. By this time all but five of his 
men had deserted to a slave-dealer, whom Livingstone 
managed to relieve from a ten years’ captivity at 
Cazembe’s. Coming south again, he, on July 18, dis¬ 
covered Lake Bangweolo, which he navigated for a short 
distance, and which he found almost surrounded by those 
