Originally Posted by
Tourist in MSN
I am not familiar with your Garmin or with your other computer resources. So, not sure if this would help. I loaded these maps into my Garmin but I have a different Garmin and I use some vintage software on my computer.
Europe - OpenFietsMap
Instead of the giant file, I loaded the individual smaller files (all but one are still big at over a gig) lower on the page.
I have not used these yet, I can't say if they can be used with routing software or not.
OSM maps that are almost a year old.
There are more current sources of maps. They also let you create maps for custom regions (covering just what you need maps for).
OpenStreetMap extracts | BBBike.org
Free worldwide Garmin maps from OpenStreetMap