Maryland STEM Festival has more than 10 events involving FIRST teams on the schedule.
http://marylandstemfestival.org/
Kickoff was Thursday Nov. 5 at the Johns Hopkins University Applied Physics Lab with lots of speakers and some displays including FIRST teams. (And a really fun Lockheed Martin display and photo op around their work in Antarctica). 300+ events all over the state. Runs until Nov. 15.