On the War Path: Civil War Photos -- National Geographic

Photographer Robert J. Szabo created contemporary photographs using an almost-forgotten 19th-century technique called wet-plate collodion process.

Jefferson Rock
Photograph by Robert J. Szabo
Jefferson Rock, Harpers Ferry, West Virginia
Soldiers
Photograph by Robert J. Szabo
Reenactors in Virginia
Antietam Creek
Photograph by Robert J. Szabo
Civil War reenactors swim in Antietam Creek.
Bloody Lane
Photograph by Robert J. Szabo
Bloody Lane, Antietam Battlefield
Appalachian Trail
Photograph by Robert J. Szabo
Appalachian Trail hikers near Harpers Ferry
Washington, D.C.
Photograph by Robert J. Szabo
The cemetery adjoining Lincoln's Cottage in Washington, D.C.
Harpers Ferry, West Virginia
Photograph by Robert J. Szabo
A store interior in Harpers Ferry
Kennedy Farm, West Virginia
Photograph by Robert J. Szabo
Kennedy Farm, outside Harpers Ferry, was a hideout for abolitionist John Brown.
Harpers Ferry, West Virginia
Photograph by Robert J. Szabo
Downtown Harpers Ferry