| name | status | type | date completed | date end | date start | date Start construction | city | administrative división | continent | Country | latitude (°) | longitude (°) | material | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Cittadella Of Alessandria | Reconstructed/Conserved | Fortification | 1732 | 20th century | 18th century | 04/09/1732 | Alessandria | Piedmont | Europe | Italy | 44.9166679382 | 8.6000003815 | Brick, Concrete, Earth, Stone | Map |
| Hougoumont | Under repair | Fortification | 1358 - 1474 | 1474 | 1358 | 1358 - 1474 | Waterloo | Wallonia | Europe | Belgium | 50.6666679382 | 4.3833332062 | Brick, Sandstone, Stone | Map |
| Alexai Point Army Airfield | Abandoned/Ruins | Air base | 1943 | 1946 | 1943 | Attu Station | Alaska | America | United States | 52.7999992371 | 173.2833404541 | Map | ||
| Amanty Airdrome | Different use | Training | 1918 | 1919 | 1918 | Amanty | Grand Est | Europe | France | 48.5166664124 | 5.5833334923 | Map | ||
| Amarillo Air Force Base | Different use | Air base | 1942 | 1968 | 1942 | Amarillo | Texas | America | United States | 35.2166671753 | -101.6999969482 | Map |