You can see into three different states from the mountaintop restaurant's 'observation deck'. [=a platform built so that people can see or watch something]
We heard the captain shout “'All hands on deck'!” as waves crashed over the boat's bow.
“He seemed a little weird.” “Yeah, he's 'not playing with a full deck'.”
(..) - The air vent. Open and all's well, closed and you're not to enter. And the microphone? Peter? The boy stood on the burning deck whence all but he had fled The flame that lit the battle's wreck shone brightly o'er the dead 'Beautiful and proud he stood as born to rule the storm (..)2011 Tinker Tailor Soldier Spy