Bring binoculars if you wish, and good walking shoes. Admission tickets must be bought online before the event. Come through the South Gate and meet at the Wall Lowcountry Center. Parking available in the big field across from the Wall Lowcountry Center. Brookgreen Gardens, 1931 Brookgreen Drive. Tuesday, 7 a.m. Free with garden admission. (843) 235-6000, www.brookgreen.org