Alongside the A466 here. http://www.geograph.org.uk/photo/4300263 The sign purporting to mark the Monmouthshire (Wales) and Herefordshire (England) boundary is nearly 400 metres on the Herefordshire and England side of the boundary shown on maps.
Uploaded to Geograph by Jaggery on 4 January 2015
Photo © Jaggery, 4 January 2015.
Licensed for reuse under this Creative Commons licence