The free weekend bus routes on the TrawsCymru network are: | T1 Aberystwyth - Lampeter - Carmarthen; | T1C Aberystwyth - Lampeter - Carmarthen - Swansea - Cardiff (dosen't run Sundays); | T2 Bangor - Porthmadog - Dolgellau - Abersytwyth; | T3 Wrexham - Llangollen - Dolgellau - Barmo...