Summer and Fall are prime festival seasons, since so many have agricultural themes and that's harvest season. However, Spring has some fine offerings, and this year is no exception. Pack up the family and head out for a weekend of fun and even a bit of education. Insider tip: many of the festivals have Facebook and Twitter accounts where you can ask questions, get up to the minute information and connect with other fans. If you're a newbie to a particular event, this is the best place to learn all the local secrets for parking, eating and to find lodging specials and packages.