The link below provides one of the best before and after comparisons of the Japan Earthquake
Japan Earthquake: before and after Sun Mar 13, 2011 3:00pm AEDT
Aerial photos taken over Japan have revealed the scale of devastation across dozens of suburbs and tens of thousands of homes and businesses.
Hover over each satellite photo to view the devastation caused by the earthquake and tsunami. Scroll the cursor from right to left on each image to reveal the after state.
Development: Andrew Kesper
The dynamics of moving the curser over each picture for the comparison is excellent! Amazing pics..