Winter Harbor Music Festival in-person concerts Mask-Erade’ Concert in the park, 6 p.m. Wednesday, Aug. 12. Join the participants and Faculty of the Winter Harbor Music Festival our 18th century carnivale style Masquerade. Listen to music while enjoying distanced, masked, social interaction. Bring a picnic and of course a creative costume and facecovering. Side by Side Concert, 6 p.m.