viewless

from WordNet (r) 3.0 (2006)

viewless
    adj 1: not having or expressing opinions or views

from The Collaborative International Dictionary of English v.0.48

Viewless \View"less\, a.
   Not perceivable by the eye; invisible; unseen. "Viewless
   winds." --Shak.
   [1913 Webster]

         Swift through the valves the visionary fair
         Repassed, and viewless mixed with common air. --Pope.
   [1913 Webster] Viewly