3rd Birthday Party at the Port Royal Sound Foundation’s Maritime Center in Okatie, 10 a.m.-3 p.m. The Maritime Center opened three years ago and we’re celebrating with a day full of FREE fun activities and special guests. Over 20 vendors including art, activities, live animals, demonstrations, boating, special guests and more!! Food will be available for purchase. The Port Royal Sound Foundation raises awareness and educates residents and visitors alike about our unique ecosystem. (843) 645-7774 or prsfoundation.info.