
![]() | Officially open System |
![]() | No known accesible entrys |
![]() | Officially closed, but still accesible trough holes etc., or system used by company (i.e. mushroomfarm) |
![]() | Closed; visit only with permission (i.e. gouvernment) |
Location | Code | Type | State | Action... |
| Ohrdruf, BRD | S III | FHQ ? | ![]() | CLICK ME |
| Zossen, Germany | Zeppelin | Com. Center | ![]() | CLICK ME |
| Nordhausen, BRD | Mittelwerk | V-Weapons | ![]() | CLICK ME |
| Porta W., BRD | A2 C | Armament | ![]() | CLICK ME |
| Neuenrade, BRD | Schwalbe | Fuel | ![]() | CLICK ME |
| Überlingen, BRD | Magnesit | Armament | ![]() | CLICK ME |
| Krölpa, BRD | Pikrit | Parts for Me 262 | ![]() | CLICK ME |
| Hasslach, BRD | Barbe | Armament | ![]() | CLICK ME |
| Kahla, BRD | Lachs | Me 262 | ![]() | CLICK ME |
| Langenstein, BRD | Malachit | Armament | ![]() | CLICK ME |
| Woffleben, BRD | Anhydrit | AA Missiles | ![]() | CLICK ME |
| Nordhausen, BRD | Eber | Airplanes | ??? | CLICK ME |
| Nordhausen, BRD | BX II | Airplanes | ??? | CLICK ME |
| Saalfeld | Laura | Airplanes | ![]() | CLICK ME |
| St. Georgen a. d. G., Austria | Bergkristall | Me 262 | ![]() | CLICK ME |
| Melk, Austria | Quarz | V-weapons | ![]() | CLICK ME |
| Ebensee, Austria | Zement | Armament | ![]() | CLICK ME |
| Mimoyecques, France | Wiese | "Wonderweapon" HDP | ![]() | CLICK ME |
| Litomerice, (Leitmeritz) Czechia | Richard | Production of HL 230 engines | ![]() | CLICK ME |
| Rogoznica, Poland | Riese | FHQ ? | ![]() | CLICK ME |
| Jersey, Channel Islands. | ??? | Underground Hospital | ![]() | CLICK ME |
| Hafstadt, Norway | Bertha | Coastal Defense | ![]() | CLICK ME |