Spitbank Fort is not exactly a homely place, with its thick concrete walls, bulbous shape and exposed position a mile out to sea off the Hampshire coast.

斯皮班克堡其实不是住家地方，它有厚厚的混凝土墙，看起来像半个洋葱，孤零零前出入海，离汉普郡海岸有一英里。