Introduction to Petersburg (Alt + 1)
Map of Petersburg (Alt + 2)
Grant's Headquarters at City Point (Alt + 3)
The Eastern Front (Alt + 4)
The Western Front (Alt + 5)
The Battle of Five Forks (Alt + 6)
Poplar Grove National Cemetery (Alt + 7)
Challenge Your Understanding (Alt + U)
Help and Information Center (Alt + H)
The Siege of Petersburg Main Index (Alt + I)
Views Visitor Center (Alt + V)
Glossary (Alt + G)
Text-only versions (Alt + T)
Teacher Resource Center for Petersburg (Alt + R)

Explore the drawing to learn about the different defensive structures used by both the Union and Confederate soldiers throughout the siege of Petersburg.

Select a highlighted part of the drawing, or choose from the list below:

Bombproof Fraise Embrasure Embrasure Embrasure Trench Abatis Abatis Chevaux de Frise Chevaux de Frise Chevaux de Frise Chevaux de Frise Salient Gabion Gabion Battery Battery Battery
Return to the Engineer index
Virtual Trench Line