A short woodland walk in front of Pen y Garreg Dam. It is a mixture of grassy and gravel paths, with a short descent via a flight of steps. This walk should take around 30 minutes.

There are no significant climbs, however some areas are wet underfooot and the path through the wood is narrow in places with exposed tree roots. The walk should take around 3 hours.

There is a steady climb of 170 metres over 2.5 km and three streams to cross. The walk should take around 2 hours.

There are steep climbs of 40 metres up steps and 140 metres over 0.8 km. The walk should take around 2 hours. Great views of Caban Coch reservoir to Garreg Ddu viaduct.

There is one climb of 35 metres from the bottom to the top of Pen y Garreg Dam via a flight of steps. This walk should take around 30 minutes.