| Wall Number Sort descending | Country | State | Classification | Source |
|---|---|---|---|---|
| 10LB27 | United States | North Carolina | Granite | Louisburg |
| 10RB18 | United States | Virginia | Marble | Craigsville |
| 12RB30 | United States | New York | Marble | Chazy |
| 5RA32 | United States | Colorado | Granite | Lawson |
| 5RB21 | United States | North Carolina | Granite | Toisnot |