1671 John Ogilby Brittania route 87 Welshpool to Caernarfon 1795 Evans J – Map of North Wales (ca 1795). Available online from National Library of Wales. 1802 Williams W Observations on the Snowdon mountains 1809 Edmund Hyde Hall, A Description of Caernarvonshire (1809-1811) ed […]

For a road that is listed in the Antonine Itinerary parts of this route remain elusive, despite the abundance of milestones associated with it. Most of it coming up from Canovium/Caerhun to Bwlch Ddeufaen is well established, and a milestone was found in 1954 […]

Yr Cymmrodor vol 33 p101, the report of the excavations of the Roman fort at Segontium in the 1920s, comments “In regard to the [discovery of considerable quantities of slate], Dr. Greenly observes: “Perhaps the most interesting circumstance in connection with the materials of Segontium is […]

The road Margary RR67 is attested as Iter XI of the Antonine Itinerary, which is the shortest entry in terms of the number of stages. Segontium is a well attested, excavated Roman fort and vicus, which has an afterlife in several Welsh legends. It […]

Introduction This blog contains research about Roman roads and other old routes in northern Gwynedd, where I now live. I first learnt to read an Ordnance Survey map when I was about 6. Although I didn’t know it at the time, I crossed Margary […]