1. Make a map of all the great National Parks in the country.
Map marker locations go from green to blue to yellow, meaning must-see, like-to see, and not-gonna-happen this time. Also, one simply must add blue picnic table icons for all the tent-friendly campgrounds along the way.
According to Google Maps, our main route is 8079 miles, for a total of 138 hours of driving.
This is after we scaled back a few times from earlier versions.