Dell Latitude XFR D630
If your job takes you to some of the most extreme locales in the world, a flimsy, plastic laptop probably won't hold up as well as you hope it would. Dell's Latitude XFR D630 is definitely the right computer for the job with its ruggedized case that meets standards set by the Department of Defense. The computer features a magnesium alloy shell with sealed keyboard and door covers, shock-mounted hard drive and lcd, and an optional touch screen. [$3,900]