 Structures include a blockhouse, officers' quarters, barracks, a guardhouse, baking and brewing house, blacksmith shop, moat, and palisades.The park's museum focuses on the 18th-century cultural history of the area, including the Guale, the 17th-century Spanish mission Santo Domingo de Talaje, the fort, and the Scottish colonists.An exhibit explains the 19th-century sawmilling at the site and the remains of two sawmills and ruins.