Dumnonia until they submitted to the See of Canterbury in the mid-9th century. Parish organisation was a later development of fully Normanised times. Around AD 55, the Romans established a legionary fortress at "Isca Dumnoniorum", modern Exeter, but west of Exeter the area remained largely un-Romanized. Most of Dumnonia is notable for its lack of a villa system, though there were substantial numbers south of Bath and around Ilchester, and for its many settlements that have survived from the Romano-British period. As in other Brythonic areas, Iron Age hillforts, such as Hembury and Cadbury Castle, were refortified in post-Roman times for
Isca Greenfield-Sanders and the Victoria and Albert Museum in London. Greenfield-Sanders is an American landscape painter known for her mixed media oil paintings and watercolors based on found photography. In 2003 she created a project room at MOMA PS1. In 2005 she was tapped by Creative Time to make a large scale billboard in Coney Island as a part of the Dreamland Artists Club. In 2016 Greenfield-Sanders partnered with the Children's Museum of the Arts to create four large outdoor murals for the New York City Parks Department for a playground in downtown New York City. Isca Greenfield-Sanders Isca Greenfield-Sanders (born 1978)