American Battlefield Trust
American Battlefield Trust: Civil War: Photography: Cold Harbor
Annotated photo gallery of the Cold Harbor battleground, now a memorial to the soldiers who lost their lives there.
Library of Congress
Loc: A Sharpshooter's Last Sleep
An informative three-page site on the famous image by photographer Alexander Gardner at Gettysburg. There is a detailed description of the photograph as well as a great discussion on the authenticity of the image.
PBS
Pbs: American Masters: Robert Capa
A lengthy essay on Robert Capa and one of his early controversial photos. Includes a great timeline of his life as well as video footage from the PBS documentary of Capa's life.
Khan Academy
Khan Academy: Timothy O'sullivan, Ancient Ruins in the Canon De Chelle
View photographs and read about the historical works of Timothy O'Sullivan in this essay.
