Mission Island Marsh is the place to be this afternoon to help celebrate Lake Superior Day with the Lakehead Region Conservation Authority. A whole host of family activities are planned from 1:00 until 4:00 p.m. Events include a scavenger hunt, a children's activity tent, interactive displays and various demonstrations by local community groups. EcoSuperior also has events planned from 4:00 until 8:00 p.m. today at Marina Park. Family activities include a free tour of a Coast Guard ship, a whitefish dinner for five dollars and demonstrations by the Science North Caravan and of course, music.