Paris’ Notre Dame cathedral on fire

The church was undergoing restorations.

A fire broke out at the Notre Dame cathedral in Paris, one of the city’s most iconic sights.

The fire began at 6:50 p.m. local time Monday, the Paris fire department said.

Images on social media show smoke and flames shooting from the top of Notre Dame as massive plumes of smoke billow into the sky above. The fire may be connected to the recent restoration of the church, officials said.

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Large crowds have begun to gather around the scene.

The cathedral was built around 1260 AD and towered over the city of Paris for centuries.

Monday is the start of Holy Week, the busiest and most important period of the liturgical year.

This is a breaking news story. Please check back for updates.

ABC News’ Kirit Radia contributed to this report.

Categories: National News, News