Park rangers located her body about 400 feet below where she was standing.
So her body was found standing 400 feet below?
Grammar Police:
Park rangers located her body about 400 feet below {from} where she was standing.
below from where she FELL
We might say, "About 400 feet below the point where she had been standing, park rangers located her body."
“Park rangers located her body about 400 feet below where she was standing.
So her body was found standing 400 feet below?
Grammar Police:
Park rangers located her body about 400 feet below {from} where she was standing. “
Not to make light of this poor woman’s death, but my first thought that 400 feet below where she was standing would probably be the rock that supported the cliff she was standing on. Probably best to have just said “400 feet below” and been done with it.
Maybe she stuck the landing?