Worcestershire schools in the county provide Sixth-form education including two in the city of Worcester. Several vocational colleges provide GCSE and A-level courses and adult education, such as South Worcestershire College, and an agricultural campus of Warwickshire College in Pershore. There is also the University of Worcester, which is located in the city itself and is home to the National Pollen and Aerobiology Research Unit and five other national research centres. The county town and only city is Worcester. The other major settlements, Kidderminster, Bromsgrove and Redditch are satellite towns of Birmingham. There are also several market towns: Malvern, Bewdley, Evesham,
Lists of twin towns and sister cities towns involved in the arrangement. Due to the extreme size of this list and for ease of navigation, the list is divided into several separate lists by continent, which are then organized by country, and in some cases (where there are a large number of twinnings to list) by an appropriate sub-division of the country (e.g. England is divided by ceremonial county). Lists for some countries have in turn been moved to separate lists, which are linked individually below. Lists of twin towns and sister cities This is a list of "twin towns" or "sister cities" — that is, pairs