Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Stone description: compact
| Wall Number | Country Sort descending | State | Classification | Source |
|---|---|---|---|---|
| 9RA32 | Italy | Sandstone | Leghorn | |
| 11LB25 | Italy | Sandstone | Leghorn | |
| 6LB38 | Mexico | Tuff | Morelos State | |
| 5RA37 | Mexico | Andesite | Hildalgo State | |
| 10RA30 | Mexico | Sandstone | Guanajuato State | |
| 6RA37 | Mexico | Tuff | Zacatecas State | |
| 10LA39 | Mexico | Sandstone | Guanajuato State | |
| 10LA40 | Mexico | Tuff | Zacatecas State | |
| 10LA41 | Mexico | Tuff | Zacatecas State | |
| 7RA1 | Portugal | Limestone | Covoes, Coimbra | |
| 8RA3 | Portugal | Limestone | Janianes, Coimbra | |
| 10LB2 | Portugal | Limestone | Alvito, Coimbra | |
| 11LA36 | Portugal | Sandstone | St. Miguel, Coimbra | |
| 9RB1 | Portugal | Limestone | Nazareth, Leiria | |
| 7La2 | Portugal | Limestone | Porto Barrao, Coimbra | |
| 8RB3 | Portugal | Limestone | Lombas, Leiria | |
| 14LA44 | Portugal | Limestone | Serra de Boa Viagem, Coimbra | |
| 14LA45 | Portugal | Limestone | Ega, Coimbra | |
| 14LA46 | Portugal | Limestone | Janianes, Coimbra | |
| 14LA47 | Portugal | Limestone | Ilhastro, Coimbra | |
| 9LA1 | Portugal | Limestone | Nazareth, Leiria | |
| 9RB42 | Portugal | Sandstone | St. Miguel, Coimbra | |
| 8RA2 | Portugal | Limestone | Freguesias, Coimbra | |
| 5LA12 | Scotland | Sandstone | Anan | |
| 9LA14 | Spain | Limestone | Murcia, Murcia | |
| 9RA14 | Spain | Limestone | Saragossa Prov. | |
| 13LA35 | Spain | Limestone | Ricla, Saragossa | |
| 9RA37 | Spain | Sandstone | Murcia | |
| 14LB35 | Spain | Limestone | Morata, Saragossa | |
| 9RA38 | Spain | tuff | Alamazanon | |
| 14RB34 | Spain | Limestone | Saragossa Prov. | |
| 14RB35 | Spain | Limestone | Calatayud, Saragossa | |
| 10RB17 | Spain | Limestone | Ricla, Saragossa | |
| 9LA13 | United States | Kansas | Limestone | Manhattan |
| S1-38 | United States | Pennsylvania | Sandstone | Wyoming |
| 11LA12 | United States | Missouri | Dolomite | Jefferson City |
| 11RB40 | United States | Wisconsin | Quartz | Brandon |
| 12RB10 | United States | Pennsylvania | Dolomite | Williams's Station Berk's Co. |
| 13LB45 | United States | Kentucky | Limestone | Green Co. |
| 14LB13 | United States | Ohio | Limestone | Dayton |
| 27WE | United States | Florida | Limestone | New Port Richey |
| 6RA7 | United States | Pennsylvania | Sandstone | Derry Station Westmorland Co. |
| 8LA33 | United States | Colorado | Sandstone | Buckhorn |
| 8RA27 | United States | Maine | Schist | Knightsville |
| 9RA13 | United States | Kansas | Limestone | Lane |
| 10LA5 | United States | Wisconsin | Dolomite | Oshkosh |
| 11RA12 | United States | Missouri | Dolomite | Bowling Green |
| 12LB17 | United States | Iowa | Dolomite | Dakota Sta. |
| 13LA21 | United States | Iowa | Limestone | Quarry, Marshall Co. |
| 13RB37 | United States | Pennsylvania | Limestone | Myerstown |
| 14RA3 | United States | Illinois | Dolomite | Saline |
| 6LA31 | United States | California | Sandstone | San Jose |
| S1-39 | United States | Tennessee | Sandstone | Crossville |
| 11LA13 | United States | Missouri | Dolomite | Booneville |
| 11RB41 | United States | Tennessee | Sandstone | Church Mt. Granger Co. |
| 12RB11 | United States | Kentucky | Limestone | Lulbergrude Cr. Clark Co. |
| 13LB6 | United States | New York | Dolomite | Lockport |
| 14LB14 | United States | Iowa | Dolomite | Osage Sta. |
| 3EE | United States | Pennsylvania | Sandstone | Curwensville |
| 6RB10 | United States | Pennsylvania | Diabase | St. Peters |
| 8LA34 | United States | Minnesota | Sandstone | Fond Du Lac |
| 8RA28 | United States | New York | Sandstone | Guilford |
| 10LA6 | United States | Tennessee | Limestone | Nolensville Pike |
| 11RA13 | United States | Missouri | Dolomite | De Soto |
| 12LB2 | United States | North Carolina | Dolomite | Nottla |
| 13LA25 | United States | Kansas | Limestone | Winfield |
| 13RB38 | United States | Illinois | Limestone | Sagetown |
| 14RA4 | United States | Illinois | Dolomite | Sag's Bridge |
| 6LA33 | United States | Colorado | Sandstone | Trinidad |
| 7RA11 | United States | Connecticut | Limestone | Shelterville |
| 9LA16 | United States | Minnesota | Limestone | Minneapolis |
| S1-40 | United States | Pennsylvania | Sandstone | Wyoming |
| 11La14 | United States | Iowa | Limestone | Charles City |
| 11RB42 | United States | Washington | Sandstone | Bellingham |
| 12rb12 | United States | Ohio | Dolomite | Bath Twp. Allen Co. |
| 13LB7 | United States | Minnesota | Dolomite | Canon City |
| 14LB15 | United States | Iowa | Dolomite | Manchester |
| 3WE | United States | Pennsylvania | Sandstone | Curwensville |
| 6RB11 | United States | Pennsylvania | Conglomerate | Pottsville |
| 8LA38 | United States | Arizona | Sandstone | Flagstaff |
| 8RA29 | United States | New York | Sandstone | Corning |
| 9RA16 | United States | Minnesota | Limestone | St. Paul |
| 10LA7 | United States | New York | Limestone | Onondaga |
| 11RA15 | United States | Iowa | Dolomite | Olin |
| 12LB21 | United States | Missouri | Limestone | St. Louis |
| 13LA26 | United States | Texas | Limestone | San Saba |
| 13RB4 | United States | Wisconsin | Dolomite | Byron |
| 14RA6 | United States | Wisconsin | Dolomite | Neenah |
| 6LA35 | United States | Minnesota | Labradorite | Beaver City |
| 7RA13 | United States | Pennsylvania | Limestone | Harrisburg |
| 9La17 | United States | Pennsylvania | Sandstone | Schickshinny Luzerne Co. |
| S1-41 | United States | Pennsylvania | Sandstone | Wyoming |
| 11La17 | United States | Iowa | Dolomite | Lansing |
| 12RB13 | United States | Ohio | Dolomite | Holmes Twp. Crawford C. |
| 13Lb8 | United States | Pennsylvania | Marble | Lancaster |
| 14LB17 | United States | Iowa | Dolomite | Monticello |
| 4C | United States | Kansas | Limestone | Silverdale |
| 6RB12 | United States | Pennsylvania | Conglomerate | Pikesville |
| 8La40 | United States | West Virginia | Sandstone | Parkersburg |
| 9RA27 | United States | New York | Sandstone | Guilford Cntr. Chenango Co. |