Deep valley (6)
'deep valley' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for canyon that I've seen before include "Defile" , "Big rift" , "Narrow steep-sided valley" , "A deep gorge with a river, may be Grand" , "Ravine formed by a river" .)
'deep valley' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for glen that I've seen before include "Narrow valley with a stream" , "Depression in Scotland" , "Scottish or Irish valley" , "Campbell perhaps" , "Valley, dale" .)