Nightbringer | The Arthurian Online Encyclopedia

Fort of Glass

Caer Wydyr

An Otherworldly city that has become associated with both Glastonbury and Avalon.

Some sources have identified the Fort of Glass with Caer Feddwidd or Caer Siddi, another Otherworldly realm, but that mysterious fort is better known as the Fort of Carousal.

See also
Caer Wydyr | The Legend of King Arthur