Great War Champagne Cruise

7 days, 6 nights, May 28-June 3, July 8-14, & Sept. 17-23, 2015. Starts, ends in Paris, FRANCE. Highlights: Embark hotel barge in Meaux. In Paris, Notre-Dame, Les Invalides, Musée de l’Armée/Marne battlefields/Museum of the Great War in Meaux/Château-Thierry/Champagne Tourist Route. Cabin, $2,781 per person, double occupancy (ppdo). Single supplement, $1,316. CroisiEurope (12 rue de la Division Leclerc, F-67000, Strasbourg, France; in US, 800/768-7232, www.croisieuroperivercruises.com).