It’s not hard to find a great bakery in Paris. Every one of the 20 arrondissements has an endless assortment of boulangeries and pâtisseries where you can score perfectly chewy baguettes, flaky, butter-laden croissants, and window-perched eclairs, gateaux and tarts so intricate and beautiful they’ll stop you in your tracks and pull you inside. But not all bakeries are worth the voyage. Here’s a look at four of the best.