Derrywalls.com is a tour guiding company providing walking tours of the famous 17th Century City Walls.Tours can be arranged to The Masonic Hall, St Columb’s Cathedral, Apprentice Boys Memorial Hall and visits to Free Derry Corner and The Murals. Doris and Stewart Smith from South Wales stated, “ most of our coach visitors had never been in Ireland before and without exception have enjoyed the Irish experience From a guide who knows a great deal about his country, and is an excellent communicator”.