As flames engulfed Notre-Dame Cathedral, threatening to destroy a Paris treasure that for 850 years withstood revolutions, wars and natural disasters, dazed crowds formed impromptu vigils on nearby streets. They prayed, they cried, they sang Ave Maria’s.

Blending the medieval with the contemporary in the rebuild of Notre-Dame Cathedral will be daunting, said the lead architect on the restoration of Toronto’s St. Michael’s Cathedral.

PARIS - Church leaders joined government officials in saying they expect that Notre Dame Cathedral's grandeur will be restored as firefighters extinguished the last flames of a fast-moving blaze that seriously damaged much of the iconic structure.

ROME - The president of France and the archbishop of Paris have vowed to rebuild Notre Dame Cathedral after a devastating fire, continuing what a professor of architecture described as the natural lifecycle of a historic building.

ROME, Italy – Just days after Iraqi forces completed their recapture of Mosul from the Islamic State, the nation's ambassador to the Holy See has said that they are eager to rebuild the city and have people return home, but it will require help to do so.

MOSUL, Iraq – As government forces pry apart the Islamic State's three yearlong grip on Mosul, Muslims and Christians have united to rebuild a damaged monastery.

OTTAWA – While much of the world’s attention is on Syrian refugees, there is also a great need to help rebuild the lives of those who chose to remain in the war-ravaged country, says a Syrian refugee who manages centres funded by the Canadian Catholic Organization for Development and Peace.

VATICAN CITY – Along the difficult path of rebuilding their lives, survivors of the earthquake that devastated central Italy must also rebuild their hearts with a strong foundation built on hope, Pope Francis said.

WARSAW, Poland – Russia's Catholic Church has launched a joint project with Russian Orthodox leaders to rebuild churches and monasteries destroyed during the war in Syria.

LVIV, Ukraine- Rebuilding in Ukraine does not just mean construction.