The workers did not even know the city existed as they were told that they were directly beneath an ice sheet and that the only way to protect themselves was to maintain constant productivity. At least this was until Administrator Calder tried to make SG-1 workers by stamping their memories. SG-1 discovered their memories had been altered and revealed the truth to the other workers. (SG1: "Beneath the Surface") File:Proclarush.JPG This article about a planet or location is a stub. You can help Stargate Command by expanding it.