What Are Those Objects On The Dam Wall? Welcome to Pembrokeshire U3A › Forums › Exercise Your Brain › What Are Those Objects On The Dam Wall? This topic is empty. Viewing 1 post (of 1 total) Author Posts December 14, 2013 at 5:49 pm #7824 AnonymousGuest I'll tell after three guesses! 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