X marks the spot selected as the landing site for Viking 2 at the eastern end of Utopia Planitia, 1976-08-16

The Image Archive is a collection of over ten thousand images representing Caltech's history and the people who have contributed to the Caltech story. It includes historic and contemporary photographs of people and places, reproductions of historic scientific artifacts and art, and illustrations drawn from Caltech's rare book collection in the history of science and technology.