Wikimedi'Òc

Gloucester Point Fort, Richmond, 20 September 1861. LOC 2005625005.jpg - Fæ

Fort Woodbury map detail.png - Wikipedian1234

Centreville, VA, Quaker Guns in the fort on the heights.jpg - Adam Cuerden

Exploded cannon in Yorktown, Virginia.jpg - Gavin Mitchell

Fort Wagner.png - Erwin Lindemann

Fort Burnham.jpg - Finavon

Chargingfortmahone.jpg - The27thmaine

Fort w Atlancie soldiers relaxing.jpg - File Upload Bot (Magnus Manske)

Fort Brady Virginia 1864.jpg - File Upload Bot (Magnus Manske)

CampWashingtonCharlestonp171crop01.jpg - Berean Hunter

PeachtreeBatteryAtlanta1864crop02.jpg - Berean Hunter

Fort Harrison Virginia interior.jpg - BotMultichill

BombProofBatteryBrooke.jpg - Berean Hunter

InsideRampartsofFortFisher.jpg - Berean Hunter

Orange&AlexandriaBlockhouse.jpg - Berean Hunter

Fort Lafayette Brooklyn.jpg - File Upload Bot (Magnus Manske)

Fort Stanton.jpg - File Upload Bot (Magnus Manske)

Fort-layafette.jpg - File Upload Bot (Magnus Manske)

FortMcAllisterParapetView.jpg - Berean Hunter

FortMcAllisterView.jpg - Berean Hunter

PonderHouse Atlanta1864.jpg - Guoguo12

Stockaded Fort at Hilton Head, S. Carolina.jpg - Sweet kate

Rebel Fort (Now Federal Number 7 of new lines) Atlanta, looking towards Chattanooga Railroad (North). Battery M. 5th U.S - NARA - 533128.tif - US National Archives bot

Civil War Fort Stovall.JPG - SreeBot

North Carolina, Fort Fisher, Three First Traverses - NARA - 533352.jpg - US National Archives bot

North Carolina, Fort Fisher. Pulpit - NARA - 533353.jpg - US National Archives bot

Deserted Confederate fort - NARA - 530528.jpg - US National Archives bot

Fort - NARA - 530532.jpg - US National Archives bot

Fort - NARA - 524512.jpg - US National Archives bot

Fortifications - NARA - 524578.jpg - US National Archives bot

Fort - NARA - 524732.jpg - US National Archives bot

Fort near Washington City, D. C - NARA - 524797.jpg - US National Archives bot

Fort near Washington, D.C. May be Ft. Slemmer - NARA - 524897.jpg - US National Archives bot

Sketch of Confederate fort. possibly Ft. Sumter or Ft. Morgan.. - NARA - 524978.jpg - US National Archives bot

Sketch of Confederate fort. possibly Ft. Sumter or Ft. Morgan. - NARA - 524979.jpg - US National Archives bot

Sketch - effects of shell on Confederate fort - NARA - 524982.jpg - US National Archives bot

Furnace used for making red-hot shot inside of Fort Moultrie. - NARA - 524999.jpg - US National Archives bot

Fort - NARA - 525158.jpg - US National Archives bot

Fort Sherman (near Chattanooga, Tenn.) - NARA - 528939.jpg - US National Archives bot

Fort - NARA - 528987.jpg - US National Archives bot

Fort Putnam, Charleston Harbor, S.C - NARA - 528990.jpg - US National Archives bot

Bomb-proof hut in fort - NARA - 528991.jpg - US National Archives bot

Fort - NARA - 530405.jpg - US National Archives bot

SalemMA FortLee Earthworks.jpg - Magicpiano

Long Point Battery 1865 Army Corps Engrs.png - Grolltech

LC-B811- 3211.jpg - Northern Aggression

Fort Star from high school parking lot.jpg - Nyttend

Fort Boreman.jpg - Wdzinc

Plans & views of Rebel defences, coast of South Carolina (5121171170).jpg - File Upload Bot (Magnus Manske)

Fort Lafayette, Flatbush, Brooklyn, ca. 1872-1887. (5833481404).jpg - File Upload Bot (Magnus Manske)

Fort Lafayette, Bay Ridge, Brooklyn, ca. 1872-1887. (5832944009).jpg - File Upload Bot (Magnus Manske)

MachiasportME FortOBrienView.jpg - Magicpiano

MachiasportME FortOBrienCivilWarBatteries.jpg - Magicpiano

Portsmouth, Virginia (8597926808) (2).jpg - File Upload Bot (Magnus Manske)

Fortification Design — 1862 Peninsula Campaign — (3446748952).jpg - File Upload Bot (Magnus Manske)

Skiffes Creek; The Defense of Mulberry Island — 1862 Peninsula Campaign — (3445934669).jpg - File Upload Bot (Magnus Manske)

1996.164.2-154 glass IMLS SL2.jpg - Gianaricci

Fort C.F. Smith, Bowling Green.jpg - Nyttend

Fort Lytle, WKU.jpg - Nyttend

Fort Webb parking area.jpg - Nyttend

Archibald D. Butterfield House.jpg - Nyttend

Down from Fort Robinette.jpg - Nyttend

Photographic copy of historic drawing, "The Rebel Fort Near Portsmouth," known as Fort Nelson, anonymous, ca. 1886. (Portsmouth Naval Shipyard Museum, Portsmouth, VA) - HABS VA,65-PORTM,2-29.tif - Fæ

Fort Williams ditch.jpg - Nyttend

Fort Davidson, mass grave marker, closeup.JPG - Smoothfin

Quaker guns. (3110844522).jpg - Monumenteer2014

Atlanta, Georgia. Fortifications.jpg - Hooks34

Atlanta, Ga. Confederate palisades, on north side of city.jpg - Hooks34

The photographic history of the Civil War - thousands of scenes photographed 1861-65, with text by many special authorities (1911) (14782802133).jpg - Fæ

Petersburg, Fort Haskell.jpg - Muhranoff

FallsChurchCivilWarMap.jpeg - Vabakerboys

The siege of Vicksburg, its approaches by Yazoo Pass and other routes.jpg - Comingdeer

Fort McAllister Now 03.JPG - Kevinakling

Fort McAllister Now 01.JPG - Kevinakling

Fort McAllister Now 02.JPG - Kevinakling

Fort McAllister Now 04.JPG - Kevinakling

Fort McAllister Now 05.JPG - Kevinakling

Fort McAllister Now 06.JPG - Kevinakling

Fort McAllister Now 09.JPG - Kevinakling

Fort McAllister Now 08.JPG - Kevinakling

Fort McAllister Now 07.JPG - Kevinakling

USS Montauk destroys CSS Rattlesnake.jpg - Taterian

Fort McAllister Now 10.JPG - Kevinakling

Image barracks at Fort McAllister.jpg - Kevinakling

Image of one of Sherman's Neckties.jpg - Kevinakling

Patriotic Souvenir Pies - "The Union Forts" (a)., ca. 1864 (5430755995).jpg - Fæ

Patriotic Souvenir Pies - "The Union Forts" (b)., ca. 1864 (5430915607).jpg - Fæ

Patriotic Souvenir Pies - "History of The Soldier Lads" (b)., ca. 1864 (5431522692).jpg - Fæ

Atlanta, Georgia. Confederate fortifications (Shown is George N. Barnard, photographer and his dark room) LOC 6056604271.jpg - Fæ

Gloucester Point fort.jpg - Nyttend

Castle Pinckney image 1.jpg - DrStew82

Fort Boykin image 1 informational marker.jpg - DrStew82

Island No ten and New Madrid.jpg - Gwillhickers

Shiloh map by Buell.jpg - Gwillhickers

Hispanic Labor Creates Lasting Fortification (7222834278).jpg - Ser Amantio di Nicolao

Ft. Lyon sector map.tif - Sturmvogel 66

The campaign in Tennessee - Interior of Fort Henry, on the morning after its capture, February 6 - from a sketch by Mr. H. Lovie, our special artist with Commodore Foote's expedition. LCCN2007675765.jpg - Fæ

Ft. Scott (and) Towards Alexandria LCCN2004661071.jpg - Fæ

Ft. Ericson, Newport News LCCN2004661092.jpg - Fæ

Ft. Runyon LCCN2004661152.jpg - Fæ

Galveston, Texas, showing the fortifications etc. LOC 86691333.jpg - Fæ

Southern Terminal Redoubt.jpg - Nyttend

Williamsburg, redoute №12.jpg - Muhranoff

Fort Riverview from southeast.jpg - Nyttend

Fort Riverview from east.jpg - Nyttend

Inside the Barracks.jpg - Mlanni98

Blockhouse at fort myers.jpg - Donald Albury

Ft Zachary Taylor.jpg - Moon lake airs

FallsChurchCivilWarMap (cropped).jpeg - Dcflyer

Nederzetting en stellingen in Centreville tijdens de Amerikaanse burgeroorlog Incidents of the war Quaker Guns in Fort at Centreville (titel op object), RP-F-F00617.jpg - Mr.Nostalgic

Stafford Redoubt No. 2.jpg - Nyttend

Fort Wade Earth Works.jpg - Dofftoubab

Fort Cobun Earth Works.jpg - Dofftoubab

Detail, Map showing the system of Confederate fortifications on the Mississippi River at Island no. 10 and New Madrid, also the operations of the United States forces under General John Pope against these LOC 99447227 (cropped).tif - Tibet Nation

Fort Duffield.jpg - Bpluke01

Plan and section of Fort Morton - DPLA - 7433683113b3fd655ab8f63b4fbaed05.jpg - DPLA bot

Fort Clay Obverse.jpg - Kwkrouse

Fort Clay.jpg - Kwkrouse

Fort Washington, MD, During the Civil War.png - IvesC

Smooth version blowup ground pland and view of Fort on Bay Point - South Edisto River, S.C. from cgs05212, 1862 - Cgs05211.jpg - Ooligan

Final printed view of Fort on Sam's Point, Coosaw River, S.C. from cgs05212, 1862 - Cgs05207.jpg - Ooligan

Blowup ground plan and view of Fort on Bay Point - South Edisto River, S.C. from cgs05197, 1862 - Cgs05210.jpg - Ooligan

Smooth version of "Plans and Views of Rebel Defences coast of South Carolina." See cgs05197 for the original copy, 1862 - Cgs05212.jpg - Ooligan

View of Fort on Sams' Point, Coosaw River, S.C. from cgs05197, 1862 - Cgs05206.jpg - Ooligan

Plan and view of Fort Otter Island Point - St. Helena Sound, S.C. from cgs05212. The Coast Survey steamer BIBB is probably the small ship on the right, 1862 - Cgs05205.jpg - Ooligan

Mockup plan and view of Fort on Otter Island Point - St. Helena Sound, S.C. from cgs05197. The Coast Survey Steamer BIBB is probably the small ship on the right, 1862 - Cgs05204.jpg - Ooligan

Smoother version blowup ground plan and view of Fort on Botany - Bay Island, North Edisto River from cgs05212, 1862 - Cgs05203.jpg - Ooligan

Mockup ground plan and view of Fort on Botany - Bay Island, North Edisto River. from cgs05197, 1862 - Cgs05202.jpg - Ooligan

Published plan and view of Fort "Beauregard" - Bay Point, S.C. from cgs05212, 1862 - Cgs05201.jpg - Ooligan

Mockup view of Fort Walker - Hilton Head Island from cgs05197 "Plans and Views of Rebel Defences coast of South Carolina." 1862 - Cgs05198.jpg - Ooligan

Mockup plan and view of Fort Beauregard - Bay Point, S.C. from cgs05197, 1862 - Cgs05200.jpg - Ooligan

Pencil sketch blowup view of Fort on Fenwick's Island, S.C. from cgs05197, 1862 - Cgs05208.jpg - Ooligan

Preliminary Chart of "Charleston Harbor and its approaches" from a Trigonometrical Survey. Published in 1858, additions in 1862. Color-coded for land use, vegetation and relative water depth - an early GIS concept, 1862 - Cgs05214.jpg - Ooligan

Smoother version blowup view of Fort on Fenwick's Island, S.C. from cgs05212, 1862 - Cgs05209.jpg - Ooligan

Mockup plans and Views of Rebel Defences coast of South Carolina. Drawn by E.Willenbucher See cgs05212 for a smoother duplication copy - Cgs05197.jpg - Ooligan

Fort Duffield Memorial.jpg - Bpluke01

Fort Magruder - 1.jpg - Bqualls

Fort Sidney Johnston plan.jpg - Dofftoubab

Fort Tyler LiDAR.jpg - Dofftoubab

Fort Cobun 2023.jpg - Hog Farm