A seven-volume English translation, published 1814 1829, of a major work describing Humboldt's 1799 1805 scientific expedition to South America.

Book V: 14. Earthquakes at Caraccas. Connection of this phenomenon with the volcanic eruptions of the West India islands; 15. Departure from Caraccas. Mountains of San Pedro and of Los Teques. La Victoria. Valleys of Aragua; 16. Lake of Tacarigua. Hot springs of Mariara. Town of Nueva Valencia de el Rey. Descent towards the coasts of Porto Cabello; Notes to Book V; Book VI: 17. Mountains that separate the valleys of Aragua from the Llanos of Caraccas. Villa de Cura. Parapara. Llanos, or steppes. Calabozo; 18. San Fernando de Apure. Intertwinings and bifurcations of the rivers Apure and Araunca. Navigation on the Rio Apure; Book VII: 19. Junction of the Apure and the Oroonoko. Mountains of Encaramada. Uruana. Baraguan. Carichana. Mouth of the Meta. Island of Panumana.