This video shows all of the recorded earthquakes in 2011, plotted out on a orthographic (globe) map, animated with sound effects for each earthquake! The bigger the circle is, the more powerful it is.
The Japan megaquake on march 11th will shock you at its intensity in comparison to the others. The earthquake of Tohoku in Japan was a magnitude 9.0. Watching the video, you can clearly see the violence of this earthquake, but also the amazing number of replicates that followed within months.