Resort along the Roaring Fork River (5)
I believe the answer is:
aspen
(Other definitions for aspen that I've seen before include "Tree that quivers" , "Tmorous" , "Tree with shivering leaves" , "Panes (anag.)" , "One trembling" .)
I believe the answer is:
aspen
(Other definitions for aspen that I've seen before include "Tree that quivers" , "Tmorous" , "Tree with shivering leaves" , "Panes (anag.)" , "One trembling" .)