by Brian Edward Rise
The mountain that was the site, according to the Historia Brittonum, of Arthur’s eleventh victory over the Saxons.
The location has been lost. Geoffrey of Monmouth connects it with the Dolorous Mountain and claims the Castle of Maidens stood upon it. More likely Castle Rock in Edinburgh, there is no reason to suppose this anything but invention on Geoffrey’s part as it is unlikely the Historia author had Edinburgh in mind.
Witch's Well 