Cloven Crest or Barhedrin Ridge is a hill which has a Charter Stone and a guard tower on it. During the years of Interregnum the Charter Stone was broken but it was restored by King Touchstone who also built a guard tower on it.
In Sabriel she skies from The Wall to cloven crest an goes into death on the hill. A creature attackes her as she is coming out. She wins but the dead creature informs Kerrigor in Death of her who sends a Mordicant after her.