Graves (5)
I believe the answer is:
tombs
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">graves</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I know this)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for tombs that I've seen before include "monuments" , "Evidence of failure" , "Sepulchres" , "Places of burial" .)