A protective sheet is being rolled over the burnt roof of Notre Dame Cathedral to prevent rain damaging the building further.
Showers and heavy downpours have been forecast for the French capital this week.
But the tarpaulin will only be a temporary measure until a more permanent solution is built.
Oliver Whitfield-Miocic reports from Paris:

Two US service members in Jordan killed in Iranian attack
Firefighters, oil worker injured following two fires sparked by Iranian attacks
Lebanese soldier killed as army vehicle hits explosive in south Lebanon
Kuwait oil facility damaged in Iranian attacks, state media says
Mexico ministries investigate cyclospora linked to Mexican farm