Mewn llawer o drefi a phentrefi, yr hen dafarnau ywr rhai or adeiladau mwyaf diddorol o safbwynt pensaernïaeth a hanes. Maeu henwau hefyd yn costrelu llawer o dreftadaeth leol ac yn ddifyr o safbwynt cymdeithas ac arferion ddoe a heddiw. Many Welsh towns and villages can boast that their old taverns and inns are highly interesting buildings from historical and architectural standpoints. Their names also hold entertaining information about local heritage, social history and customs past and present.