Keg Cave The right passageway is a carved staircase that winds upward to an old entrance. The left portal is one of the bigger and well-carved rooms… I would guess it’s part of the original caves. Similar Images ...based on the tags: candlelight, dark, doors... This building was responsible for storing and drying the barrels. Compare right. This building would store and maintain warheads. It was right next to the launch pad, but the two were separated by a high mound. The historical entrance. The elevator tower seems to have been built with expansion of the dock in mind. No ambiguity here… miners, check in at this office. The bottom area of the smokestacks house storage spaces. The windows of these rooms that were never completed line up perfect. A typical narrow hallway at Birtle. Different colors stained the small panes on the top floor. For once, it seemed more ridiculous to not be inside an abandoned factory.