Fodor's Expert Review Cathédrale Notre-Dame
Senlis
Church
The breathtaking Cathédrale Notre-Dame, one of the country's oldest and narrowest cathedrals, dates to the second half of the 12th century. The superb spire—arguably the most elegant in France—was added around 1240, and the majestic transept, with its ornate rose windows, in the 16th century.