This very special session of the Landmark tutorial, held in the wonderfully light and airy tasting room at Barossa Valley Estate, was led by wine auctioneer Andrew Caillard MW and Australian wine writer James Halliday. It took about nine months for Andrew to collect (buy, beg but not steal) this mostly rare collection of wines; it took us about three hours to taste and discuss them but we could have continued into the evening had it not been for the strict timetable. We were warned before we started that most of the older wines we would never get the...