Overland expedition (6)
I believe the answer is:
safari
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">overland expedition</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 safari that I've seen before include "Wildlife-watching expedition" , "Hunting trip" , "Overland journey by hunters" , "Hunting journey" , "Expedition to observe animals" .)