In pictures: Brightening Up London

1 of 6 Orange will be illuminating nine of London's most famous buildings with seasonal images.

2 of 6 Sir Bob Geldof's message of Peace and Hope was projected onto Wellington Arch in Hyde Park.

3 of 6 The images used are the world-renowned Band Aid cover and images of the sunflower - a global symbol of hope.

4 of 6 The National Gallery was selected as the People's Choice and the image was chosen from a selection of seasonal designs.

5 of 6 The Queen took part twice by allowing Buckingham Palace to be lit with Christmas wrapping paper and the Union flag.

6 of 6 The National Gallery was lit up on 19 December as part of the Brightening Up London campaign.