A trail through
Military
Stop 1 of 12 · Alcatraz Island
Stop 2
National Historic Area
Aleutian Islands World War II National Historic Area
On the Military trail.
Stop 3
National Historic Site
Allegheny Portage Railroad National Historic Site
On the Military trail.
Stop 8
National Historic Site
Andersonville National Historic Site
On the Military trail.
Stop 10
National Historical Park
Appomattox Court House National Historical Park
On the Military trail.
That's the Military trail.
12 parks, one story — build it into a trip or see the full graph.