In Pics: Fire ravages 850-year-old Notre-Dame cathedral in Paris

The Notre Dame Cathedral's construction began in 1163. Located in Paris, the cathedral is an important example of French Gothic architecture. (Image: Reuters)

A fire broke out in the cathedral on April 15 when renovation was being carried out. (Image: Reuters)

The spire of the 850-year-old cathedral was completely destroyed in the fire. (Image: Reuters)

More than 500 firefighters worked for nearly four hours to douse the flames. (Image: Reuters)

The cathedral got nearly 13 million tourists a year which is more than the Eiffel Tower. (Image: Reuters)

A woman prays next to Notre Dame Cathedral after it suffered heavy damage. (Image: Reuters)

French President Emmanuel Macron and his wife Brigitte outside the cathedral. Macron called the incident a 'terrible tragedy'. (Image: Reuters)