 A nearby mountain, known as Slieve Gauldry or Castlerea Mountain, was in ancient times called Brigh Leath (Bri Leath).A legend about it appears in the "Book of Tara".A comely chieftain's son, named Leath, loved Bri, the beautiful daughter of a powerful chief who lived on this hill, then called Tu Uynahearinaghtrihi.