Diageo and Sotheby’s have announced the opening of a sale of two of the rarest and most valuable casks of Single Malt Scotch Whisky in existence, sourced directly from the dwindling original ‘ghost’ stocks of the iconic distilleries Brora and Port Ellen. Each cask comes with the opportunity to collaborate on a commission with an internationally acclaimed artist, creating one-off pieces that reflect the distilleries and their whisky. Offered as part of the celebrations for...