Towyn

Cromlech o'r Oes Neolithig sy'n sefyll hanner ffordd i fyny llethr gogleddol Mynydd Cefnamwlch, Tudweiliog, Llŷn, Gwynedd, yw Coetan Arthur. Fe'i hadnabyddir hefyd yn ôl yr enw Cromlech Cefnamwlch. I'w chyrraedd bydd gofyn trafeulio ar hyd y B4417 o gyfeiriad Llangwnnadl neu Dudweiliog a throi oddi arni ym Meudy Bigin/Bigyn ble mae'r lôn yn fforchio ac yn ymuno â Lôn Trigwm i gyfeiriad Sarn Mellte

Sarn Meyllteyrn is a village and former civil parish (known at the time as Mellteyrn) in the Welsh county of Gwynedd. It is in the west of the Llŷn Peninsula (Welsh: Penrhyn Llŷn), 8.4 miles (13.5 km) west of Pwllheli and 24.3 miles (39.2 km) south-west of Caernarfon. The village is often referred to simply as Sarn. The parish was abolished in 1934 and divided between the communities of Botwnnog a

hill (371m) in Gwynedd

Nefyn (Welsh pronunciation: [ˈnɛvɨn] , archaically anglicised as Nevin) is a town and community on the northwest coast of the Llŷn Peninsula, Gwynedd, Wales. Nefyn is popular with visitors for its sandy beach, and has one substantial hotel, a community pub and a beach cafe. The A497 road terminates in the town centre. The community includes Edern and Morfa Nefyn. In 2011, the population was 2,602,