Faces labeled according to the 2nd edition of Boston Rocks.
North is up. Blue indicates water (there's a narrow walkway that stays dry).
Access is from the south. When approaching, the Tower of Power is the obvious ship's prow facing you; the Fortress is recognizable by its rectangular top. Other walls (except R and S) are not visible until you are inside the quarry.
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For every object, a hit is registered each time the object's main page is viewed. A user's hits are the sum of all the hits on the objects he or she owns.