In a country where over a quarter of adults and almost half of teenagers own smartphones -- according to a report on the nation's "smartphone addiction" from OfCom, the independent regulator and competition authority for the U.K. communications industries -- citizens are using their mobiles to chronicle the violence.

Flickr A search for "Tottenham" on Flickr yields about 11 pages of pictures -- some very graphic -- showing destruction in the streets and wounded rioters.

Blottr Police attempting to manage the overwhelming crowds can be seen in many pictures in the breaking news section of this user-generated news site.

Instagram Some of the most vivid photos of the riots were taken with iPhone application Instagram. Many show damage from the looting, including shattered store fronts and massive damage caused by fires.

Citizenside Photos of the riots when people filled the streets and endless debris and structural damage caused by it are front and center on this global citizen journalism website.

The-Latest Britain's first dedicated citizen journalism news portal has photos of the destruction, as well as video footage. One contributor got up-close footage of a police car burned by rioters.