Anns an treas sreath tha Cailean MacLeòid a' leanntan air a thurus tro bheanntan na h-Alba a' rannsachadh na ceanglaichean a tha eadar na h-ainmean-à ite Gà idhlig agus Lochlannach is cruth na tìre. An t-seachdain sa eileanan Ile, Muile is Arran. Hillwalker Colin MacLeod discovers the meaning of the place names of the Highland landscape. In this programme, he explores the language and landscape of the islands of Jura, Mull and Arran.