Linda Hall Library
Science Engineering Technology

Johann Natterer

Johann Natterer, an Austrian naturalist and explorer, was born Nov. 9, 1787. In 1817, Natterer was selected to join a Viennese expedition to Brazil. The occasion was the marriage between the Austrian archduchess Maria Leopoldina and Dom Pedro, son of the King of Portugal, then residing in Rio de Janiero. Since the marriage took place in Vienna and Dom Pedro was not present, a contingent was chosen to accompany Maria to meet her husband in Brazil…

Journey Into an Active Volcano

Journey Into an Active Volcano

On the brink of a new age of discovery, Sam Cossman is redefining the art of exploration by leveraging technology and innovation as a force for good.

Paul Du Chaillu

Paul Belloni Du Chaillu, a French/American explorer and adventurer, was born July 31, 1831 (or possibly 1835 or 1839). Du Chaillu spent nearly 4 years in what was known as the Gabon on the west coast of central Africa, from 1856-1859, where he claimed to have encountered live gorillas, and even to have shot and killed one…

John Wesley Powell

John Wesley Powell, an American geologist, was born Mar. 24, 1834. Powell taught geology at Illinois State Normal University (now Illinois State), and in 1869 he was tapped by Joseph Henry, Secretary of the Smithsonian Institution, to lead an expedition down the...

Mungo Park

Mungo Park, a Scottish surgeon and explorer, was born Sep. 11, 1771. In 1795, a new London organization, the African Association, selected Park to lead an expedition to penetrate to the Niger River from the coast of West Africa. Park’s sole qualification seems to have...