Having climbed the spiral Earl of Merioneth is seen approaching the tunnel with the original embanked line visible below the new one. In the background are the Moelwyn hills. I would follow the slope on the left (yes it is as steep as it looks) after a visit to Tan y Bwlch Station tea room.
Uploaded to Flickr by ARG_Flickr on 8 April 2018
Photo © ARG_Flickr, 8 April 2018. Licensed for reuse under this Creative Commons licence