The Norman Cathedral, reborn twice (earthquake 1908, bombs 1943), houses the Golden Mantle and the largest astronomical clock in the world, built in Strasbourg in 1933: every day at NOON sharp, the bell tower comes to life — the lion roars, the rooster crows, Dina and Clarenza ring the bells. Being in the square at 12:00 is a must.
In the app, check in on site: you earn a point and the AI guide tells you about the place in your language.