A Journey Through the Andes: Observations and Insights from Travels in Colombia and Venezuela in 1823, PDF

Travels in the Republic of Colombia : in the years 1822 and 1823

PDF) People That Time Forgot: Villa de Leyva, Colombia

PDF) William Duane's Visit to Colombia of 1823

Introduction: The Subterranean Networks of Humboldt

A Journey Through the Andes: Observations and Insights from

PDF) Searching for the 'Chilean Oasis': Waiting and Uncertainty in

Age of Discovery - Wikipedia

The Project Gutenberg eBook of South America: Observations and

6.2 Urban North and Andean West