You’ve done a great job with the dirt. But what about the water?
Former NOAA chief scientist Dr. Sylvia Earle to John Hanke, co-creator of Google Earth, at an awards ceremony hosted by the Geographical Society of Spain, as cited in Google Earth Fills Its Watery Gaps in the New York Times.
Earle's question to Hanke resulted in the Google Earth initiative to map the oceans of the world. At this writing 5% have been mapped in detail and are now available (I believe) via download of the Google Earth client-side application.