The Modern Trobadors ventured beyond Provence for this story.  The Canal du Midi is a short drive from Provence–for example, it is a three-hour drive from Lourmarin to Carcassonne, the world-famous medieval castle and fortified city.  This is one of those “must-see” destinations in one’s life.     We celebrated Easter on the Canal du Midi eleven years ago.  It was a glorious day in every respect.  The details of holidays past often fade or blend together as the years go by, but that Easter stands alone from all the others for me.        For one reason, there was considerable worry among the