Bonvilston was a village in Wales, close to the city of Cardiff. (PROSE: Bay of the Dead) To the west of Bonvilston was Cowbridge, to the south was Cardiff Airport, and to the south-east was Barry. (TV: The Categories of Life)
In the late 2000s, while driving along the A48, Joe and Jackie Hargreaves hit a bank of fog and got lost. Seeing the sign for Bonvilston confirmed to Joe that he had already driven down that stretch of road just 10 minutes earlier. (PROSE: Bay of the Dead)
Bonvilston appeared on Mary Cooper's map of overflow camps in and around Wales. (TV: The Categories of Life)