A couple stands in the rain as the blue, white and red colours of France's national flag are projected onto the sails of Sydney's Opera House in Australia November 14, 2015 following the attacks in Paris.
In speeches, light shows and across social media, an outpouring of support arose for France after terrorists shot through Paris in a series of attacks deadlier than anything the capital had seen since World War II on the night of November 13.
President Barack Obama characterized the killings as an attack on all of humanity, and US presidential candidates offered condolences. Germany offered to send security forces.
Businesses and individuals offered their own backing.
Matthew Bell and Isis Madrid contributed to this report.
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