Fort Delaware
A masonry fortress on Pea Patch Island that held Confederate prisoners during the Civil War.
DocumentedSeasonalTicketed3 to 5 hoursChecked July 2026
Mid-Atlantic · 1 field file
Current field files in Delaware.
The Atlas is curated, not exhaustive. These are the sourced files in Delaware in Volume 01, each with its own access status, evidence label, and check date. Nothing here is statewide travel advice.
- Category coverage
- Public-access summary
- Fort Delaware: Seasonal state park ferry.
- Last content review
- Catalog reviewed July 2026. Each file carries its own source-check date. Conditions change; check the primary source before traveling.
Field files
Across the line
Files in other states within 200 straight-line miles of a Delaware file. Distances are not drive distances.
Eastern State Penitentiary
A radial prison ruin whose cell blocks now support interpretation of incarceration, architecture, and criminal justice.
DocumentedTicketedTicketed2 to 4 hoursChecked July 2026Burlington County Prison Museum
A preserved early nineteenth-century prison designed by architect Robert Mills, with cells, corridors, and prisoner graffiti.
DocumentedScheduled daysCheck the source1 to 2 hoursChecked July 2026Jersey Devil
New Jersey folklore places a hooved, winged creature in the Pine Barrens and connects it to several competing Mother Leeds origin stories.
Folklore + reportsPublicVaries2 to 5 hoursChecked July 2026The Green-Wood Cemetery
A vast nineteenth-century cemetery of hills, monuments, mausoleums, trees, and more than half a million permanent residents.
DocumentedPublicVaries2 to 5 hoursChecked July 2026Antietam National Battlefield
The preserved landscape of the bloodiest single day in American history, with roads, fields, monuments, and a national cemetery.
DocumentedPublicFee or pass3 hours to full dayChecked July 2026Cold Harbor Battlefield
A preserved Civil War battlefield of trenches, walking trails, monuments, and a national cemetery.
DocumentedPublicFree1 to 3 hoursChecked July 2026
Official sources used in Delaware
Also in Mid-Atlantic: Maryland, New Jersey, New York, Pennsylvania, Virginia, West Virginia.