Cemetery ridge, named after the battle for the cemetery at its northern extremity, formed the Union line of defense.

Cemetery ridge, named after the battle for the cemetery at its northern extremity, formed the Union line of defense.

Cemetery ridge, named after the battle for the cemetery at its northern extremity, formed the Union line of defense.

For the Union - Farnsworth, Reynolds, Vincent and Weed; for the Confederacy - Armistead, Barksdale, Garnett, Pender, Semmes.

For the Union - Farnsworth, Reynolds, Vincent and Weed; for the Confederacy - Armistead, Barksdale, Garnett, Pender, Semmes.

For the Union - Farnsworth, Reynolds, Vincent and Weed; for the Confederacy - Armistead, Barksdale, Garnett, Pender, Semmes.

There was no such shoe warehouse in Gettysburg. The armies converged on Gettysburg because most of the area's roads converged there, forming a 'wagon wheel' design, with Gettysburg at the center.

There was no such shoe warehouse in Gettysburg. The armies converged on Gettysburg because most of the area's roads converged there, forming a 'wagon wheel' design, with Gettysburg at the center.

There was no such shoe warehouse in Gettysburg. The armies converged on Gettysburg because most of the area's roads converged there, forming a 'wagon wheel' design, with Gettysburg at the center.

O. O. Howard, the 'Christian General' who lost an arm at Seven Pines, received the credit.

O. O. Howard, the 'Christian General' who lost an arm at Seven Pines, received the credit.

O. O. Howard, the 'Christian General' who lost an arm at Seven Pines, received the credit.

The monument to brigadier general Lewis Armistead is often considered to be the 'high water mark' of the Confederacy.

The monument to brigadier general Lewis Armistead is often considered to be the 'high water mark' of the Confederacy.

The monument to brigadier general Lewis Armistead is often considered to be the 'high water mark' of the Confederacy.

Everett, who was also a vice-presidential candidate in 1860, later wrote Lincoln to say that the he had come closer to articulating the central theme of the occasion in three minutes than Everett had in nearly three hours.

Everett, who was also a vice-presidential candidate in 1860, later wrote Lincoln to say that the he had come closer to articulating the central theme of the occasion in three minutes than Everett had in nearly three hours.

Everett, who was also a vice-presidential candidate in 1860, later wrote Lincoln to say that the he had come closer to articulating the central theme of the occasion in three minutes than Everett had in nearly three hours.

When he was taken behind Union lines, Archer was met by Gen. Abner Doubleday, an old acquaintance. Doubleday exclaimed that he was glad to see Archer, to which the Marylander replied, "Well I'm not glad to see you by a damn sight!"

When he was taken behind Union lines, Archer was met by Gen. Abner Doubleday, an old acquaintance. Doubleday exclaimed that he was glad to see Archer, to which the Marylander replied, "Well I'm not glad to see you by a damn sight!"

When he was taken behind Union lines, Archer was met by Gen. Abner Doubleday, an old acquaintance. Doubleday exclaimed that he was glad to see Archer, to which the Marylander replied, "Well I'm not glad to see you by a damn sight!"

Willoughby's Run featured more prominently on the first day's action. The Peach Orchard, Devil's Den and the Wheatfield were each the site of some of the most intense fighting of the Civil War on the second day.

Willoughby's Run featured more prominently on the first day's action. The Peach Orchard, Devil's Den and the Wheatfield were each the site of some of the most intense fighting of the Civil War on the second day.

Willoughby's Run featured more prominently on the first day's action. The Peach Orchard, Devil's Den and the Wheatfield were each the site of some of the most intense fighting of the Civil War on the second day.

The 24th Michigan, of the celebrated Iron Brigade, suffered 363 (out of 496 men) casualties.

The 24th Michigan, of the celebrated Iron Brigade, suffered 363 (out of 496 men) casualties.

The 24th Michigan, of the celebrated Iron Brigade, suffered 363 (out of 496 men) casualties.

The 26th North Carolina lost some 872 men killed, wounded, captured or missing over the three days of fighting.

The 26th North Carolina lost some 872 men killed, wounded, captured or missing over the three days of fighting.

The 26th North Carolina lost some 872 men killed, wounded, captured or missing over the three days of fighting.

John Bell Hood did not have a good 1863. After losing an arm at Gettysburg, Hood lost a leg just two months later at the second bloodiest battle of the Civil War: Chickamauga.

John Bell Hood did not have a good 1863. After losing an arm at Gettysburg, Hood lost a leg just two months later at the second bloodiest battle of the Civil War: Chickamauga.

John Bell Hood did not have a good 1863. After losing an arm at Gettysburg, Hood lost a leg just two months later at the second bloodiest battle of the Civil War: Chickamauga.

Saturday, July 4, was a day of heavy rain and Confederate retreat.

Saturday, July 4, was a day of heavy rain and Confederate retreat.

Saturday, July 4, was a day of heavy rain and Confederate retreat.

Sherfy's property is one of the bloodiest pieces of land in American history.

Sherfy's property is one of the bloodiest pieces of land in American history.

Sherfy's property is one of the bloodiest pieces of land in American history.

Trapped in town on the first day, behind Confederate lines, Shimmelfennig had little choice but to lie low until the battle ended, or risk capture.

Trapped in town on the first day, behind Confederate lines, Shimmelfennig had little choice but to lie low until the battle ended, or risk capture.

Trapped in town on the first day, behind Confederate lines, Shimmelfennig had little choice but to lie low until the battle ended, or risk capture.

Oates was a remarkable Alabamian with an enthralling story.

Oates was a remarkable Alabamian with an enthralling story.

Oates was a remarkable Alabamian with an enthralling story.

The second corps was commanded by Hancock, who was conspicuous in his leadership in repelling the charge.

The second corps was commanded by Hancock, who was conspicuous in his leadership in repelling the charge.

The second corps was commanded by Hancock, who was conspicuous in his leadership in repelling the charge.

It is an often overlooked fact that Meade remained the commander of the Army of the Potomac until the end of the war. Even after Grant assumed command of all Union armies, he retained Meade in his role at the head of the army he had led at Gettysburg.

It is an often overlooked fact that Meade remained the commander of the Army of the Potomac until the end of the war. Even after Grant assumed command of all Union armies, he retained Meade in his role at the head of the army he had led at Gettysburg.

It is an often overlooked fact that Meade remained the commander of the Army of the Potomac until the end of the war. Even after Grant assumed command of all Union armies, he retained Meade in his role at the head of the army he had led at Gettysburg.

Tragically, Jennie Wade was killed by a random bullet that passed through the door of her sister's house.

Tragically, Jennie Wade was killed by a random bullet that passed through the door of her sister's house.

Tragically, Jennie Wade was killed by a random bullet that passed through the door of her sister's house.

Johnson's division was the main force assaulting Culp's Hill, a position of immense and often under-appreciated importance, on the second and third days.

Johnson's division was the main force assaulting Culp's Hill, a position of immense and often under-appreciated importance, on the second and third days.

Johnson's division was the main force assaulting Culp's Hill, a position of immense and often under-appreciated importance, on the second and third days.

Daniel Sickles was wounded, but not mortally. In fact, he had an active post-war career, including serving as Minister to Spain (and allegedly carrying on an affair with the deposed Queen Isabella II) and helping to preserve the Gettysburg Battlefield.

Daniel Sickles was wounded, but not mortally. In fact, he had an active post-war career, including serving as Minister to Spain (and allegedly carrying on an affair with the deposed Queen Isabella II) and helping to preserve the Gettysburg Battlefield.

Daniel Sickles was wounded, but not mortally. In fact, he had an active post-war career, including serving as Minister to Spain (and allegedly carrying on an affair with the deposed Queen Isabella II) and helping to preserve the Gettysburg Battlefield.