Cathédrale Notre-Dame de Strasbourg

The cathedral combines pink sandstone, Gothic sculpture, medieval stained glass, a monumental organ and an astronomical clock. The nave is free, and its central square makes a natural starting point for a walk across the Grande Île.

Google Maps showed 4.8/5 from 76,794 reviews and Tripadvisor 4.7/5 from 15,487. Hours include a weekday break and are shorter on Sundays and feast days; services may interrupt visits. The panoramic platform is a separate visit, with 330 steps and a separate ticket.