Festival of Lughnasa Castell Henllys Welcome to Pembrokeshire U3A › Forums › History (including Local History) › Festival of Lughnasa Castell Henllys This topic is empty. Viewing 1 post (of 1 total) Author Posts August 23, 2011 at 6:58 pm #6657 Anonymous Celtic harvest festival at our Iron Age Fort from 11.00am to 4.00pm Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In