- Abbeville, Abbeville County, South Carolina, United States1
- Adirondack Mountains (N.Y.)1
- Aiken County (S.C.), Orangeburg County (S.C.), Lexington County (S.C.)1
- Alamogordo, New Mexico, United States1
- Andover (Mass.)1
- Angel Island (Calif.)1
- Angels Camp (Calif.)1
- Anglezarke Mine, Chorley, Lancashire, England, United Kingdom1
- Angola (N.Y.)1
- Anguillara Sabazia (Italy)1
- Arcadia (Calif.)1
- Arcadia, Los Angeles County, California, United States1
- Ardmore, Carter County, Oklahoma, United States1
- Arizona.1
- Atlanta (Ga.)1
- Atlantic Ocean.1
- Auvergne, France1
- Baltimore, Baltimore County, Maryland, United States1
- Baltimore, Maryland, United States1
- Barnwell (SC)1