There are so many events, workshops, conferences, concerts, performances and short courses happening in all parts of the world on so many themes. Often these can provide cutting-edge, intensive, enriching learning experiences. You can easily piece together a tailor made course from finding the events that interest you.
Look at local newspapers, noticeboards, cultural websites. You can also look up your city on Craiglist and look at the Events
Google “Your place” + Events