
![]()  | 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 |