Tomen yr Allt

Tomen yr Allt - Credit: Wikimedia Commons

Tomen yr Allt (or Domen yr Allt) was a Medieval motte and bailey defensive castle near Llanfyllin in Powys, Wales. "Tomen ar hallt" is modern Welsh for "mound on the wooded hillside." Read more on Wikipedia

type: ancient site
date from: Possibly 10th century

Source: en.wikipedia.org