www.CivilWarAlbum.com

Civil War Preservation Trust
Vicksburg Campaign Maps

National Park Service
Arkansas Post National Memorial [Arkansas] (Area Map) 1993 (317K)

Arkansas Post National Memorial [Arkansas] (Park Map) 1997 (129K) (PDF)

Vicksburg National Military Park [Mississippi] (Area Map) 1994

Vicksburg National Military Park [Mississippi] (Campaign Map) 1994 (195K)

Vicksburg National Military Park [Mississippi] (Campaign Map) 1999 (65K) (PDF)

Vicksburg National Military Park [Mississippi] (Touring the Battlefield Map) 1999 (194K) (PDF)

Mississippi Digital Map Library

PBS.org
Vicksburg Campaign

BattleofChampionHill.org
Wartime Maps and Sketches

History-Map.com
Battle of Big Black River
Confederate Fortifications at Hayne's Bluff
Vicksburg Approaches
Vicksburg and it's Defenses
Vicksburg and Jackson

Timesline.com
Vicksburg Campaign

jebabb.us
Big Black River Battlefield

Wikipedia.com
Champion Hill: Greene Map