What it is: Église Saint-Julien-le-Pauvre
Where it is: 1, rue Saint-Julien-le-Pauvre – 5e (map)
When to see it: Daily – 9:30 AM to 1:00 PM & 3:00 PM to 6:30 PM
How to get there: Cluny – La Sorbonne M10, Maubert-Mutualité M10, Saint-Michel – Notre-Dame RER B, RER C
What it is: Église Saint-Paul – Saint-Louis
Where it is: 99, rue Saint-Antoine – 4e (map)
When to see it: Daily – 8:00 AM to 8:00 PM
How to get there: Saint-Paul M1
What to see: Église Saint-Louis-en-l’Île
Where it is: 19bis, rue Saint-Louis-en-l’Ile – 4e (map)
When to see it: Daily
Monday to Saturday – 9:00 AM to 1:00 PM & 2:00 PM to 7:00 PM
Sunday 2:00 PM to 7:00 PM
How to get there: Pont-Marie M7 or Saint-Paul M1
What it is: Église Saint-Gervais – Saint-Protais
Where it is: Place Saint-Gervais – 4e (map)
When to see it: Daily – 5:30 AM to 9:00 PM
All night Thursday to Friday
How to get there: Hôtel-de-Ville M1, M11
What it is: Cathédrale Notre-Dame-de-Paris
Where it is: 6, parvis Notre-Dame, place Jean-Paul II – 4e (map)
When to see it: Daily – 8:00 AM to 7:00 PM
How to get there: Cité M4 or Saint-Michel-Notre-Dame RER B, RER C
What it is: Église Luthérienne des Billettes
Where it is: 22, rue des Archives – 4e (map)
When to see it: Daily
11:00 AM to 7:00 PM (Cloisters)
How to get there: Hôtel-de-Ville M1, M11
What it is: Tours de Cathérale de Notre-Dame de Paris
Where it is: 1, place du parvis Notre-Dame – 4e (map)
When it’s free: First Sunday of the Month – November 1 to March 31
10:00 AM to 5:30 PM
How to get there: Cité M4, Saint-Michel M4 or Saint-Michel – Notre-Dame RER B, RER C
What it is: Église Notre-Dame-des-Blancs-Manteaux
Where it is: 12, rue des Blancs-Manteaux – 4e (map)
When to see it: Tuesday to Saturday – 10:00 AM to 12:00 pm & 4:30 PM to 7:00 PM
Sunday – 10:00 AM to 12:00 PM
Closed in August
How to get there: Rambuteau M11 or Hôtel-de-Ville M1, M11
What to see: Église Réformée du Marais (ancienne église Notre-Dame-de-la-Visitation)
Where it is: 17, rue Saint-Antoine – 4e (map)
When to see it: Saturday – 3:30 PM to 5:30 PM
Sunday – 10:00 AM to 8:30 PM
How to get there: Bastille M1, M5, M8, Saint-Paul M1 or Sully-Morland M7
What to see: Église Saint-Nicolas-des-Champs
Where it is: 254, rue Saint-Martin – 3e (map)
When to see it: Daily
Mid-September to Mid-July – 8:45 AM to 7:15 pm
Mid-July to Mid-September – 4:15 PM to 7:15 PM
How to get there: Arts-et-Métiers M3, M11 or Réaumur-Sébastopol M3, M4