People across the world have been paying tribute after more than 120 people were killed in a series of attacks in Paris.

Image copyright AFP Image caption A number of iconic sites - including Berlin's Brandenburg Gate - have been lit up with the colours of the French flag.

Image copyright Getty Images Image caption In Australia, the Sydney Opera House was illuminated.

Image copyright EPA Image caption As was Shanghai's Oriental Pearl Tower.

Image copyright Getty Images Image caption The spire of the One World Trade Center in New York was also lit up.

Image copyright Reuters Image caption The National Gallery in London's Trafalgar Square was illuminated on Saturday evening.

Image copyright Getty Images Image caption A vigil was held in Sydney for the victims of the Paris attacks.

Image copyright Reuters Image caption People held "Rio est Paris" signs and the French flag at the Christ the Redeemer status in Rio de Janeiro, Brazil.

Image copyright AP Image caption The International Peace Bridge, which connects Canada and the United States, was illuminated in the colours of the French flag.

Image copyright Getty Images Image caption As was part of Jerusalem's Old City wall, to show solidarity after the attacks in Paris.

Image copyright Getty Images Image caption The Friends Arena in Solna, Sweden, was lit up before the European Championship football play-off between Sweden and Denmark.

Image copyright AFP Image caption Telenor Arena in Baerum, Norway, was also lit up.

Image copyright Reuters Image caption In Hong Kong, a minute's silence was held at a vigil.

Image copyright EPA Image caption At the French embassy in Berlin, candles were lit.

Image copyright AFP Image caption Flowers were left outside the French embassy in Kiev.

Image copyright AFP Image caption Tributes were also left at the French embassy in Moscow.