Morning at Coligny Beach Park, lunch in Coligny Plaza, afternoon strolling Harbour Town and climbing the lighthouse, sunset drinks overlooking the marina.
Morning at Pinckney Island National Wildlife Refuge, afternoon at Coastal Discovery Museum at Honey Horn, evening dolphin cruise from Shelter Cove.
Morning Gullah Heritage Trail Tour, afternoon at Historic Mitchelville Freedom Park, dinner featuring Lowcountry/Gullah cuisine.
Bike the island's paths from Sea Pines to Folly Field, kayak Broad Creek in the afternoon, or play a round at Harbour Town Golf Links.
Full day in Savannah, GA (squares, riverfront, historic district) or a half-day loop through Old Town Bluffton and Beaufort.