Mapping our a course on Garmin Connect also means you need an internet connections and it means carrying a lap top on you your bike trip if planning is to be done each night. Carrying the lap top is not such a difficult task but often internet connections at remote stop overs are difficult and the process can take ages when you are tired from a days riding.
Are there maps and mapping software that you can load onto your computer that enable you to plot a course without needing to access the web?