Zurich · Switzerland
The Fraumünster's five main stained-glass windows are the real reason most people visit this church. Chagall's huge, dreamlike panels in the choir and transept dominate, glowing with intense blues, reds, and yellows; a smaller set by Augusto Giacometti sits in the side chapel. A guided tour lasts about 45-60 minutes and gives you context on the biblical scenes, the artists' techniques, and how the light changes the colors throughout the day. Expect a small group standing in a cool, echoey nave while the guide points out details you would otherwise miss. It's calm, fairly quick, and genuinely informative if you like art or churches.
Best time is spring or early autumn on a sunny morning when the windows are at their brightest; avoid high summer weekends if you dislike crowds inside. Expect to pay around CHF 15-25 per person for a standard group tour, or up to CHF 150-200 if you want a private one. The basic self-guided visit with an audio guide is cheaper but far less rewarding.
Tip: book a morning tour with an art-historian guide rather than a generic city tour that only stops here for ten minutes. Skip the crypt unless you have extra time; the windows upstairs are what matter. If you're short on time or money, just buy a ticket and sit quietly with the windows yourself for twenty minutes; the experience is still strong without a guide.