Places
- Yanktonai Band of Dakota or Sioux Indians1
- Yellowstone National Park1
- York Church (Va.)1
- York County (Va.)--Biography3
- York County (Va.)--Court1
- York County (Va.)--History4
- York County (Va.)--History--18th century1
- York County (Va.)--History--19th century3
- York County (Va.)--History--20th century5
- York County (Va.)--History--Revolution, 1775-17831
- York River Watershed (Va.)1
- Yorktown (Va.)9
- Yorktown (Va.)--History--18th century3
- Yorktown (Va.)--History--19th century8
- Yorktown (Va.)--History--20th century10