Market Days Festival Posted on June 23, 2021June 26, 2022 by NHARL in Events (Passed) NHARL will have a table at the Market Days Festival in Concord, NH, June 23-25, 2022.We are looking for volunteers to help us during this fun three-day event. Review Volunteer Opportunities and Sign Up Below are some photos of our volunteers at last year’s Market Days Festival. As you can see, the event is a lot of fun!