Message posted by Joerg (Webmaster) on February 24, 2011 at 9:20:21 PST:
I think someone asked about the same feature a few days ago. There has been some discussion about it in the past, but wenever came up with a definitive answer. My best guess is that the concrete slabs are meant to be the foundation for something. Maybe a new engine test stand, but the blast would go right into the side of the mountain.
In Reply to: Whats that? Wall or Entrance posted by Dennis on February 24, 2011 at 5:13:54 PST:
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