It's the largest environmental disaster in U.S. - and possibly world history.
But do you know exactly where it is? Could you point to a map and show where the oil rig sank?
Do you know what the topography of the surrounding area is?
Hint: If you think it's flat seafloor - as implied by BPs drawings  - you'd be wrong (the spill site is actually located within a giant canyon system, rather than on flat ground).
This essay will provide some basic orientation as to ground zero for the oil spill. Read more .