Notes From a River Boat Cruise on November 28, 2024 aixenprovence arles avignon +11 France Gordo isleofsorgue lyon Paris Perouges PontduGard rivercruise romanaquaduct tourism tournon trainride travel vienne viking viviers aixenprovence arles avignon France Gordo isleofsorgue lyon Paris Perouges PontduGard rivercruise romanaquaduct tourism tournon trainride travel vienne viking viviers