Port Askaig, GBR
12 years old Caol Ila is one of 13 ''[http://www.malts.com Classic Malts]'' and owned by Diageo. If you join the ''Friends of the Classic Malts'' you get free access to the twelve Classic Malt distilleries (standard tour) including Coal Ila.
Listen to the audio guide for Caol Ila Distillery Free on WIP — starts by itself when you arrive, even with the screen off