Europe and its colonies (12th-17th centuries) thumb|right|Bastide schema in Gascony New European towns were planned using grids beginning in the 12th century, most prodigiously in the bastides of southern France that were built during the 13th and 14th centuries. Medieval European new towns using grid plans were widespread, ranging from Wales to the Florentine region. Many were built on ancient grids originally established as Roman colonial outposts. In the British Isles, the planned new town system involving a grid street layout was part of the system of burgage. An example of a medieval planned city in The Netherlands is Elburg. Bury St Edmunds is an example of a town planned on a grid system in the late 11th century.
Europe and its colonies (12th-17th centuries) thumb|right|Bastide schema in Gascony New European towns were planned using grids beginning in the 12th century, most prodigiously in the bastides of southern France that were built during the 13th and 14th centuries. Medieval Eur?opean new towns using grid plans were widespread, ranging from Wales to the Florentine region. Many were built on ancient grid,s ori,ginally established as Roman colonial outposts. In the British Isles, the planned .new town system involving a grid street layout was part of the system of burgage. An example of a medieval planned city in The Netherlands is Elburg. Bury St Ed.munds is an example of a town planned on a grid system in the late 11th century.