Sacred Destinations Destinations Monasterboice Monasterboice Photos 26699 × share full URL share short URL embed link code photo 9 of 70 Previous | Next Muirdach's Cross: West Face Western and southern face of Muirdach's Cross, named for the abbot identified in an inscription on the base. It dates from 900-923 AD and stands 5.5m (16 feet) tall. Credit: Holly Hayes