I'm at O'Brien's tower @ cliffs of Moher (Lislarkin north, Munster) http://t.co/1VLtYvC22:20 via foursquare I'm at Cliffs Of Moher (Main St., Liscannor) http://t.co/mF0PhMp22:17 via foursquare /span> I'm at Caherconnell Fort (Caherconnell,…