HI silver,
There is a place nearby called Portmeirion, it is worth a visit,if the weather is nice head towards Caernarfon airfield,just at the side of this,there is a beautiful beach, called Dinas Dinlle, The Slate mines in Blaenau Ffestiniog are worth visiting,you can catch the miniature train from Porthmadog to Blaenau,very scenic ride, there are a few castles, Caernarfon,Conwy, there is a ski slope in Llandudno, A mountain zoo in Colwyn Bay, I know these aren't right on the doorstep but worth driving to, also not far from there is Barmouth,nice beach & Funfair, there is a Bowling alley in Llandudno, also just call into the tourist information centre,near the Marina, have a lovely break, Ray.