Pictures from the Hafod Walk for BBC Weatherman Walking on the BBC Wales nature and outdoors website.

Walking 36 miles through the Welsh countryside, a writer considers a proposed new national forest, which is designed to help tackle climate change, boost biodiversity and promote nature tourism.

Derek searches for his finest hikes after 17 years of walking around Wales. He looks back at walks on the Hafod estate, the Offa’s Dyke path and the dams of the Elan valley. Show more Derek ...