What structure did the Annie C. Maguire hit in the Gulf of Maine?
Annie C. Maguire: Annie C. Maguire was a British three-masted barque sailing from Buenos Aires, Argentina, on 24 December 1886 when she struck the ledge at Portland Head Light, Cape Elizabeth, Maine. Portland Head Light:  The light station sits on a head of land at the entrance of the primary shipping channel into Portland Harbor, which is within Casco Bay in the Gulf of Maine.
Portland Head Light