TopoSports provides access to topo maps covering entire Canada and USA (except Alaska, coming soon). The quads can be downloaded either via "Search" or using "Show Nearby Quads".
We have also created a list of featured quads covering popular destinations like "Banff National Park" region, "Yellowstone National Park" etc. Please note that the list of featured quads is provided for convenience only. You can still download any quad by searching for it, or using 'Show Nearby Quads' feature.
Included below is list of featured quads for Canada and USA.
You can get TopoSports here.