In this story, I will not share my impressions about countries and cities, they were different for all family members. Impressions are subjective. One thing is for sure, there is something to see in Europe, and traveling by car gives mobility in choosing a route and the amount of time for sightseein...
On the sites of tour operators you can find the program of this tour. It involves visiting more than 12 cities and architectural monuments (not counting the beautiful canyon and waterfall).