Deep valley (4)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">deep valley</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(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" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">deep valley</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(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" .)