John Campbell, 5th Duke of Argyll retired to a castle located on the shore of what loch?
Inveraray Castle Inveraray Castle (Scottish Gaelic "Caisteal Inbhir Aora," pronounced ] ) is a country house near Inveraray in the county of Argyll, in western Scotland, on the shore of Loch Fyne, Scotland’s longest sea loch.
Forter Castle Forter Castle is located in Glenisla, Perthshire, Scotland. It was built in 1560 by James Ogilvy, the 5th Lord of Airlie. In 1640, it was burned by Archibald Campbell, the 8th Earl of Argyll, but it was rebuilt in early 1990s.