Help needed

hi Everyone we are completly new to motorhoming its going to be our very first trip out and we are heading to Germany, we are staying on a camp site in Geisenheim for 4 nights, but we are getting ferry to calais and would like to stay in Dunkirk for 2 nights then move closer to Germany but then would like to go to Swizerland for 4days from Germany. Can anyone help a couple of new people out with sites and what is needed please we have no idea lol thanks