Roanoke Marshes Lighthouse on the Manteo Waterfront. The lighthouse is on the Manteo waterfront, on the east side of Roanoke Island. The Roanoke Marshes Light is an exterior reconstruction of the square cottage-style screw-pile lighthouse which stood at the southern entrance to Croatan Sound, near Wanchese. The original Roanoke Marshes Lighthouse stood at the southern entrance to Croatan Sound, near Wanchese. The new Roanoke Marshes Light houses historical and educational activities under the auspices of the North Carolina Maritime Museum.