Northern France and its “City of Light” sparkle even more during the holidays. The grand Christmas tree at Notre Dame, enchanting animated window displays on Boulevard Haussmann and the gloriously lit trees lining the Champs-Élysées infuse the city with magic. Combine the festivities of the holidays in Paris and surrounding towns with the world of royalty, and you’ll be treated to a once-in-a-lifetime festive royal journey. The world of French royalty will unfold before your eyes with four exclusive châteaux visits. Château La Roche Guyon perched above the Seine is a fascinating place. Here you’ll discover 10 centuries of French history through your renowned hosts while enjoying a wine tasting. Hidden behind trees that are several hundred years old lies Château de Bizy, nicknamed the “Versailles of Normandy.” Walk through the torch-lit gardens and past breathtaking sculptured gardens to the main reception room, where you’ll attend a private chamber music concert. While at Château de Versailles, a UNESCO World Heritage Site and one of the most beautiful achievements of 18th-century French art, you’ll be taken on a private guided tour of the Hall of Mirrors, Queen and King’s chambers and Marie Antoinette’s Le Petit Trianon. And in Paris, you’ll be treated to a rare experience with a private cocktail reception hosted by the owners of the luxurious 17th-century Château de Vaux-le-Vicomte. You’ll also get a “Taste of Christmas” in the medieval city of Rouen and indulge in delicious holiday treats at La Couronne, the restaurant made famous by Julia Child. And for those sailing over New Year’s, ring in 2018 against the stunning backdrop of the twinkling Parisian skyline. Who will enjoy this cruise? Romantics will relish the chance to see Paris adorned in holiday splendor, and history buffs and followers of royalty will delight in four exclusive châteaux visits.