English wine cask units the mediæval French and Italian "botte") or pipe was half a tun, or 1008 pints. Tradition has it that George, Duke of Clarence, the brother of Edward IV of England, was drowned in a butt of malmsey on 18 February 1478. (However, Josephine Tey in "The Daughter of Time" suggests that "drowned in a butt of malmsey" means rather that George, Duke of Clarence, drank himself to death rather than literally drowning in a container of wine.) In Edgar Allan Poe's short story "The Cask of Amontillado", the narrator claims he has received "a pipe of what passes for Amontillado".
Butt of Lewis Lighthouse also visible along the coast. The Butt of Lewis features some of the oldest rocks in Europe, having been formed in the Precambrian period up to 3000 million years ago. Following the coast southwest from the lighthouse there is a natural arch called the "Eye of the Butt" (). It can be best viewed from the Habost machair. Butt of Lewis Lighthouse Butt of Lewis Lighthouse, designed by David Stevenson, was built at Butt of Lewis to aid shipping in the 1860s. Unusual for a lighthouse in Scotland, it is constructed of red brick, and is unpainted. The station was