In Pictures: Christmas tree lights up Trafalgar Square

Crowds gathered in central London as the Trafalgar Square Christmas tree lights were switched on.

Trafalgar Square Christmas lights
Trafalgar Square Christmas lights

The tree was installed earlier in the week.

Trafalgar Square Christmas lights
Trafalgar Square Christmas lights
Trafalgar Square Christmas lights
Trafalgar Square Christmas lights
Trafalgar Square Christmas lights
Trafalgar Square Christmas lights

Merry Christmas to our friends in #Norway 🇳🇴 and across the world 🌍 pic.twitter.com/RoiipYeKdp

— Trafalgar Square Tree (@trafalgartree) December 6, 2018

Meanwhile, not too far away, Prime Minister Theresa May switched on the Christmas tree lights in Downing Street.

Downing Street Christmas tree
Downing Street Christmas tree
Downing Street Christmas tree
Downing Street Christmas tree