So you have an idea of the size of the containment dome above the water surface, compare its size to the workers standing at its base. Then watch the video to get an idea how much oil is spewing from the leak.
Containment dome: http://www.ens-newswire.com/ens/may2010/20100505_containment.jpg Video - Watch what happens underwater when they try to put it on top of the leak: http://www.youtube.com/watch?v=2JTM2QyAfCI
