People gathered at vigils worldwide after at least 120 people were killed and eight assailants died in a coordinated terror attack at multiple sites in Paris.
At one point, more than 100 people were taken hostage at a concert hall, leading to a police raid on the venue.
The death toll is expected to rise as France takes stock of the carnage Saturday morning.
Meanwhile, mourners have been creating makeshift vigils at embassies and public areas across the world.
In San Franciso, a makeshift memorial was created outside the French embassy.
In Washington, D.C., hundreds gathered Saturday evening in Lafayette Square bearing messages of support.
#ParisAttacks #DC
#Paris #DC
Participants in the Washington, D.C., vigil also sang France's national anthem together:
France's national anthem, from Lafayette Square
In New York, flowers lined the consulate in Manhattan.
Also in Manhattan, Polina Volkova cried at a memorial after her friend, Eagles Of Death Metal merchandise manager Nick Alexander, died in the attacks.
This video shows French exchange students singing their national anthem in New York's Union Square.
Video of French exchange students signing together in NY's Union Square. Candles burning at center. #ParisAttacks
Across the U.S., athletes and fans held a moment of silence for the victims of the attacks.
On Saturday, the Army football team carried the flag of France onto the field before a game against Tulane.
A crowd of people came together outside the French embassy in Berlin to mourn together.
In Australia, people left flowers and cards outside the French embassy in Canberra and a vigil was held in Sydney.
Flowers outside the French embassy in #Canberra. Flags at half mast. A sign reads 'JE SUIS PARIS' #ParisAttacks
A message from a child speaks for a nation at the French Embassy in Canberra. #ParisAttacks #7News
People have started leaving flowers outside the French Embassy in Canberra @abcnews
About 15 minutes into the vigil at Martin Place those present sung the French national anthem
Despite the rain, Sydneysiders are gathering in Martin Place to stand in solidarity with Paris. #Prayers4Paris
In New Zealand, French students came together to light candles in Auckland.
French students light candles at vigil in Auckland #Prayers4Paris #solidaritywithparis
Hundreds at Auckland vigil. A coming together of French and kiwis #Prayers4Paris #solidaritywithparis
Flowers, signs, candles, and vodka were left by mourners outside the French embassy in Moscow.
In China, there was a minute's silence before a basketball match as flags flew at half-mast in other areas of the country.
And in Japan, people also left flowers outside the French embassy in Tokyo.
Vigils have also been held in Thailand, Ukraine and Denmark
Candlelight vigil at the Alliance Française in #Bangkok tonight for victims of the Paris attack (Pic @KAO_VoiceTV21)
#FrenchEmbassy in #Kyiv #Ukraine Ukrainians bring flowers,candles,come with kids. #Paris ,we're praying #paris
Blomsterhavet foran den franske ambassade vokser #prayforparis