The Barnacle Historic State Park hosts an “Old-fashioned Picnic” in celebration of Independence Day. The day-long event will feature good old-fashioned fun with music, food, games and crafts for the whole family. No pets allowed. 11 a.m.-4 p.m. The Barnacle, 3485 Main Highway, Coconut Grove. Details: (305) 442-6866 or www.thebarnacle.org.