Not true. However, you are correct that there is nothing free that doesn't require a network connection. That said, the [Google] Maps app on the iPhone and iPad work well....
There are no real maps available on OSx. You could run bootcamp and use Microsoft streets and trips or one of DeLorme's packages.
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Huh?! If you don't want to use GPS with moving map, then a computer is best used for trip planning prior to your journey. In this case, snberk103 is correct. Paper is your best bet. Print your route along with the directions on paper. There are numerous major name websites that plot superb routes and are free except for your paper and toner/ink. MapQuest, BING, Yahoo!, Rand-McNally, take your pick. My pick is Google Maps. It is just a step ahead of the others and appears to be improving.Yes, but that one wants to use a GPS. ...