Wales · base 4: Rhayader and the Elan Valley

4B Nant y Gro

Circular, from the Elan Valley Visitor Centre (grid ref SN 92797 64640), above Caban Coch reservoir towards the Garreg Ddu viaduct.

5.4 kmon our map

229 m+of climbing, at least

around 2 hoursModerate

Load it into a walking app or GPS. It is the same line as the map in the book.

The ground

Steep climbs of 40 m up steps and 140 m over 0.8 km (Elan Valley).

Official figure: 3.5 miles, around 2 hours (Elan Valley). Source: elanvalley.org.uk. Things change: check the updates page and the signs on the day.