Addasiad Cymraeg o I Never Knew That About Wales , trysorfa sy'n berwi o ffeithiau am Gymru ac am y Cymry, gyda'r hen dair sir ar ddeg yn rhannu nifer o'u cyfrinachau, eu llefydd cudd a'u rhyfeddodau, eu mawrion a'u chwedlau gan ddatgelu ambell ddanteithyn newydd ac annisgwyl.
A Welsh adaptation of I Never Knew That About Wales , a treasury of facts about Wales and its people, with the thirteen counties sharing a number of their secrets, their hidden places and wonders, their famous personalities and legends revealing a few new and unexpected facts.