Lanterns are pictured outside Notre Dame Cathedral in Lausanne
Lanterns are pictured outside Notre Dame Cathedral, waiting for children to find out how the watchman (guet) announces the time by yelling the hour from 10 pm to 2 am, 365 days a year, a tradition started in 1405 and preserved without interruption to this day and which initially was introduced to warn about fires, in Lausanne, Switzerland, November 3, 2018. REUTERS/Denis Balibouse