stewart jeffries is a specialist. >> second year for the money. don't pitch and quickly supply. >> i feel like i'm on a space station keep coming back. >> it's good. i like them. >> after a hard day. exactly what you need. >> they'll burn like 6,000 calories in a day. >> we eat pretty good down here considering where we all are. every friday has been -- this week filet mignon and crab legs. >> typically five weeks. >> how do you deal with vegetarians. >> it's usually whoever shows or what's going on at the time. >> i think it was a complaint one day about the music. they played it over and over and over. we listen to german talk radio, too. >> what do you do here. >> we're looking at inside. the only ones looking for vegetables. top two layers. >> sure. >> yeah. >> beneath the station is the subterranean world. 2,000 feet of tunnels, 30 feet down. carved into the walls imprompting shrines, depicting personal messages, remembers left behind by long-gone workers. the frozen constantly moving and shifting network of passage way. >> requiring continen