October 5 & 12: Immerse yourself in the fascinating Civil War history of Hilton Head Island with a visit to historic Fort Mitchel. The site contains the remains of a coastal defense battery erected in 1862 to protect the Port Royal Sound by way of Skull Creek from incursions by Confederate gunboats based in the Savannah River. Costumed characters and an expert tour guide will demonstrate the vital historical importance of this place and the role the fort and its namesake, General Mitchel, played in shaping Hilton Head history, including historic Mitchelville. $10 per adult and $8 per child. Registration required. Hilton Head Plantation, 65 Skull Creek Dr. For registration or more information, visit www.heritagelib.org/tours.