ArtFest showcases the arts at Maryland Hall like no other day! Join us for our annual free Open House from 1pm – 4 pm. Following ArtFest the USNA Band will present a free concert at 4 pm. Registration recommended for concert. ArtFest is a proud part of Four Rivers Heritage Area’s Maryland Day Celebration, a three day weekend full of great family activities across heritage sites throughout Annapolis and Anne Arundel County. All activities are free or $1.