Loire Valley Castles Day Trip : Chambord, Chenonceau and Amboise. Enjoy a day in the French Countryside while you explore three remarkable Chateaux in the Loire Valley. Join a small group, day tour, from Paris and spend the day marvelling at the beautiful Renaissance castles of Chenonceau, Chambord, and Amboise! Book and Save 30%! Loire Valley Castles Day Trip : Chambord, Chenonceau and Amboise.