The Dun Na Cuaiche Watchtower is a familiar site for those traveling down the A83 through Argyle. Standing high on the hill above the town (248 meters to be exact), it offers breathtaking views over the town and adjacent Loch Fyne. On clear days you can see across to the surrounding mountains and snowy forests. The tower was built as a folly in 1756, by the owners of the land and castle. Its purpose was purely decorative, and its position was very specifically picked. Instead of being located on the…