All of the excitement of the Owain Glyn Dŵr period in a children's novel. We hear the story of a group of Cardiff school children and a group from a Liverpool children's home visiting a part of mid Wales. Tir na n-Og Award winner 2011. First published in 2010 with a reprint in 2018 by Gwasg Gomer. Published in 2021 by Atebol Cyfyngedig.