The shooting of Mark Duggan on August 4th sparked a series of riots first in Tottenham then across England. The Guardian let you follow their spread on an interactive timeline that shows the most important incidents and how they spread over the different neighborhoods. The user can scroll through a 3D timeline and watch how the riots unfolded. Every event is marked and linked to the belonging article.
From the same team of The Guardian comes another visualization, showing the traffic on Twitter during the riots. The Guardian has compiled a unique database of more than 2.5m tweets related to the riots, showing how Twitter activity explodes after every reported event.