Google has launched Google Mars according to Garett Rogers. It is live at http://www.google.com/mars/ with three views, "elevation", "visible" and "infrared." This is also now live at Google Labs with the date 3/13/06. The About Google Mars page has more details;
This map of Mars, published by Percival Lowell in 1895, was the result of many years spent carefully studying the Red Planet through his telescope. Now you can do the same through your web browser. In collaboration with NASA researchers at Arizona State University, we've created some of the most detailed scientific maps of Mars ever made.
The about us also tells us that Mars looks like "butterscotch." They are also working on a Google Earth like version of Google Mars. I wonder when we will get Mars driving directions, with local paid results.