Inheritance: Destination
        public override Object Clone()
        {
            // Since we are a derived class use the base's Clone()
            // to perform the shallow copy. Since it is shallow it
            // will include our derived class. Since we are derived,
            // this method is an override.
            TempDestination o = (TempDestination)base.Clone();

            // Now do the deep work required
            // If any new variables are added then this routine will
            // likely need updating

            return(o);
        }