[. . . ] [. . . ] If you chose to use a Compact or Custom Installation, you will need to use the appropriate CD for your region when trying to access high detail map data. In this package, northern Canada is on the Canada-North (disc 1) CD; southern Canada is on the Canada-South (disc 2) CD. If you are using a Compact installation and you want to see medium detail world maps, use the Canada-North (disc 1) CD in your drive. To view the high detail data boundaries, see the figure below. Canada-North (disc 1) Canada-South (disc 2) Map showing approximately where data is divided on two CDs. [. . . ] [. . . ]