If you're after some sightseeing inspiration, stop by Bwlch Nant yr Arian Forest Visitor Centre. You may be able to pick up some informative maps or brochures.
Situated in Aberystwyth, this tourist information center is well worth a look. But you'll find loads more to explore in this area. Devil's Bridge Falls, Kingston upon Thames - Shepperton Ferry Trail, and Silver Mountain Experience aren't too far from Bwlch Nant yr Arian Forest Visitor Centre.