Medieval frescos, Stained glass works, big organ, neo-gothic pulpit, brilliantly stuccoed ceiling- these are the finer details you’ll notice when you’re visiting the Paris Church of ST. Johann. And also, visit the Church portal of All Sants Abbey to mesmerize yourself with the stunning architecture, beautiful arches, and well-crafted interiors. There are more churches and cathedral of smaller capacities with beautiful interiors, where you can spend a noon in peace and serenity.