Most local colleges hold regular Open Days, and more details on the courses they offer can be found on the links below:
North Herts College: https://www.nhc.ac.uk/study/16-18-learners/
Oaklands College: https://www.oaklands.ac.uk/course-area?filter=schoolLeavers
Hertford Regional College: https://www.hrc.ac.uk/digital-open-event
West Herts College: https://www.westherts.ac.uk/whats-on/
Cambridge Regional College: https://www.camre.ac.uk/about/events/open-days/
Barnfield College: www.barnfield.ac.uk
Bedford College &Shuttleworth College: https://www.bedford.ac.uk/events