English: Historical markers in the United States - a freestanding 'plaque sign' used to describe historical sites.
This category has the following 5 subcategories, out of 5 total.
- ► National Register of Historic Places plaques (20 C, 16 F)
- ► National Historic Landmark plaques (4 F)
- ► Stone historical markers in the United States (1 C, 3 F)
- ► United Daughters of the Confederacy monuments and memorials (2 C, 17 F)